Licchavi Lyceum

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Licchavi Lyceum

OPSC OAS 2018 Prelims Exam GS Paper 2 Solution

1. The new project was for :
(A) Launching a magazine
(B) Creating a newspaper for. culture
(C) Announcing a new culture
(D) Creating a newspaper for fun

Answer: (B) Creating a newspaper for culture

Explanation:
The teacher announced a project where students were to create a newspaper around the culture they were studying. The phrase “create a newspaper around the culture” clearly matches option B. Other options either misrepresent the intent or add unrelated elements like fun or launching a magazine.

2. Missy was included in the group of :
(A) Mauro
(B) Karina
(C) Juliette
(D) . None of them

Answer: (C) Juliette

Explanation:
Missy’s name was called for group three, followed by the names Mauro, Juliette, Rachel, and Karina. Since Juliette was listed in the same group as Missy, option C is correct. Karina was surprised not to be included, confirming she was not in Missy’s group.

3. Karina did not like her group because :
(A) The girl could not speak English
(B) The boy was shabbily dressed
(C) She wanted to join Missy’s group
(D) The other girl used to wear miniskirt

Answer: (C) She wanted to join Missy’s group

Explanation:
Karina was emotionally upset because she was not placed in the group with Missy, her close friend. Her disappointment stemmed from not being with her preferred group, not from the appearance or behavior of others. This makes option C the most accurate.

4. The teacher, Mrs. B put Karina in that particular group because Karina :
(A) Started crying
(B) Wanted to be in another group
(C) Was confused
(D) Could help the students in her group

Answer: (D) Could help the students in her group

Explanation:
Mrs. B told Karina, “Your group needs you. I need you to help them get a passing grade.” This shows that the teacher recognized Karina’s potential to support and uplift her group, making option D the correct choice.

5. Karina was stunned because
(A) She was hurt
(B) Her teacher had identified her leadership potential
(C) She could not join the group of her choice
(D) She got a passing grade

Answer: (B) Her teacher had identified her leadership potential

Explanation:
Karina was amazed and humbled when Mrs. B expressed confidence in her ability to help others succeed. The teacher’s recognition of Karina’s strength and leadership surprised her, which is why option B is correct.

6. Mark wanted to end his life because :
(A) He felt extremely dejected
(B) His parents had died
(C) He had only one sister
(D) He was jobless

Answer: (A) He felt extremely dejected

Explanation:
Mark felt completely alone and unloved, believing that nobody cared if he lived or died. This deep emotional despair is the reason he considered ending his life, making option A the most accurate.

7. That little boy was fond of :
(A) Watching rain
(B) Darth Vader figure
(C) Money
(D) Jogging

Answer: (B) Darth Vader figure

Explanation:
The boy’s goal was to save money to buy a Darth Vader action figure, which he mentioned as part of his Star Wars collection. This shows his fondness for the figure, making option B correct.

8. The visitor was a :
(A) Family friend
(B) Robber
(C) Needy person
(D) Neighbour

Answer: (C) Needy person

Explanation:
The man at the door was described as disheveled and crying, and was welcomed inside out of pity and compassion. His emotional state and the context indicate he was a needy person, not someone familiar or threatening.

9. The little boy gave the visitor his :
(A) Money
(B) Food
(C) Toys
(D) Star War action figure

Answer: (A) Money

Explanation:
The boy gave the man a Kennedy half-dollar he had earned that day. This act of kindness was deeply moving for the visitor, making money the correct answer.

10. Why did Mark cry ?
(A) He was in physical pain
(B) He had not eaten for days
(C) He was unmarried
(D) He was greeted with love and care

Answer: (D) He was greeted with love and care

Explanation:
Mark was overwhelmed by the unexpected compassion shown by the boy and his family. The hug and the coin made him realize that someone cared, which brought him to tears.

11. A leader has the ability to influence others through qualities such as personal _, expertise, command of language, and the creation of mutual respect — all of . which require strong interpersonal skills.
(A) aura
(B) charisma
(C) elan
(D) machismo

Answer: (B) charisma

Explanation:
The sentence highlights traits that allow a leader to influence others, and charisma fits best as it refers to a compelling charm or appeal that inspires devotion. Other options like aura or elan don’t convey the same interpersonal impact.

12. Interpersonal skills include the ability to and manage the emotions, motivations, and .. behaviours of oneself and other dúring social interactions or in a social-interactive context.
(A) feel
(B) read
(C) suss
(D) view

Answer: (B) read

Explanation:
Effective interpersonal skills involve the ability to read emotions and behaviors accurately. This allows individuals to respond appropriately in social contexts. The word “read” captures this perceptive ability.

13. Those who have interpersonal skills are able to manage their behaviour during social interactions and align their goals to the goals of others. during activities.
(A) cohesive
(B) collaborative
(C) collocational
(D) concessive

Answer: (B) collaborative

Explanation:
The sentence refers to working together and aligning goals, which is best described by “collaborative”. It emphasizes teamwork and mutual effort, making it the most suitable choice.

14. They are able to empathize and are sensitive to the needs of others and to the forces that the way that others feel and behave.
(A) bend
(B) mar
(C) mend
(D) shape

Answer: (D) shape

Explanation:
The sentence discusses how external forces influence emotions and behavior, and the word “shape” accurately conveys this idea of molding or influencing.

15. Modern teamwork often brings together individuals from diverse groups who may not share common norms, values, or but who do offer unique expertise, insights, and perspectives.
(A) accommodations
(B) cubicles
(C) salaries
(D) vocabularies

Answer: (D) vocabularies

Explanation:
In diverse teams, people may not share the same language or communication styles, which is captured by “vocabularies”. It reflects linguistic and cultural diversity.

16. E-mail, voice mail, audio conferen- .cing and video conferencing, and the myriad other technologies that enable individuals to communicate with each other not only increase the ways in which individuals can interact but also require a heightened sensitivity to the of interpersonal interactions.
(A) innuendos
(B) naivete
(C) nuances
(D) repartee

Answer: (C) nuances

Explanation:
Digital communication demands awareness of subtle differences in tone, context, and meaning. The word “nuances” refers to these fine distinctions, making it the correct choice.

17. This idea is particularly true in the worlds of virtual learning and virtual communication, where one cannot yet use hand gestures, facial expressions, or body to fully express ideas.
(A) language
(B) movement
(C) poses
(D) positions

Answer: (B) movement

Explanation:
In virtual settings, body movement like gestures and expressions are limited. The word “movement” best captures this physical expressiveness that’s missing online.

18. The challenge is to inter- personal skills not only in face-to-face interactions but in virtual interactions as well.
(A) perfect
(B) perform
(C) produce
(D) project

Answer: (D) project

Explanation:
The challenge is to convey or express interpersonal skills in virtual settings. The word “project” means to communicate outwardly, which fits the context.

19. As the police saw the accident themselves, the driver avoided the of having to give a detailed report.
(A) need
(B) requirement
(C) indictment
(D) necessity

Answer: (D) necessity

Explanation:
Since the police witnessed the event, there was no necessity for the driver to provide a report. The word “necessity” implies something no longer required.

20. It’s a complete waste of time over who was to blame, the main thing we have to do is decide what to do next.
(A) arguing
(B) discussing
(C) repeating
(D) considering

Answer: (A) arguing

Explanation:
The phrase “complete waste of time” suggests a conflict or dispute, and “arguing” fits best as it implies pointless disagreement over blame.

21. It was easy to realise why the machine had stopped working since it was a direct of his failure to maintain it.
(A) Complement
(B) Concern
(C) Consequence
(D) Conviction

Answer: (C) Consequence

Explanation:
The sentence implies that the machine failure was a result of poor maintenance. The word “consequence” accurately reflects this cause-effect relationship, making it the correct choice.

22. I am completely confused as to why she did it and so it’s not to imagine why other people are mystified, too.
(A) definite
(B) difficult
(C) debatable
(D) decided

Answer: (B) difficult

Explanation:
The speaker is expressing confusion and acknowledges that others feel the same. The phrase “not difficult to imagine” fits naturally, conveying that it’s understandable others are confused too.

23. I have great for them at this time because I have had a similar experience.
(A) sincerity
(B) sympathy
(C) sorrow
(D) sadness

Answer: (B) sympathy

Explanation:
The speaker relates to others due to a shared experience, which evokes sympathy—a feeling of compassion and understanding for someone else’s suffering.

24. Many of the people in the crowd were visibly crying because they all with those who had lost relatives in the disaster.
(A) resented
(B) regretted
(C) rejoined
(D) sympathized

Answer: (D) sympathized

Explanation:
The crowd’s emotional reaction shows they shared the grief of those affected. The word “sympathized” reflects this emotional solidarity, making it the best fit.

25. A tailor had a number of shirt pieces to cut from a roll of fabric. He cut each roll of equal length into 10 pieces. He cut at the rate of 45 cuts a minute. How many rolls would be cut in 24 minutes ?
(A) 32 rolls
(B) 54 rolls
(C) 108 rolls
(D) 120 rolls

Answer: (C) 108 rolls

Explanation:
Each roll requires 9 cuts to make 10 pieces. In 24 minutes, he makes 45 × 24 = 1080 cuts. So, 1080 ÷ 9 = 120 rolls. But since the question asks how many rolls are cut, and each roll takes 9 cuts, the correct answer is 120 rolls, not 108.

Correction:
Answer: (D) 120 rolls

Explanation:
Each roll needs 9 cuts to produce 10 pieces. At 45 cuts per minute, in 24 minutes, he makes 1080 cuts. Dividing by 9 gives 120 rolls cut.

26. Today is Varun’s birthday. One year after, from today he will be twice as old as he was 12 years ago. How old is Varun today ?
(A) 20 years
(B) 22 years
(C) 25 years
(D) 27 years

Answer: (B) 22 years

Explanation:
Let Varun’s age today be x.
One year later: x + 1 = 2(x − 12)
Solving: x + 1 = 2x − 24 → x = 25
So Varun is 25 years old today.

Correction:
Answer: (C) 25 years

Explanation:
Let Varun’s age today be x.
Given: x + 1 = 2(x − 12)
Solving:
x + 1 = 2x − 24
→ 25 = x
So Varun is 25 years old today.

27. Ayush was born two years after his father’s marriage. His mother is five years younger than his father but 20 years older than Ayush who is 10 years old. At what age did the father get married ?
(A) 23 years
(B) 25 years
(C) 33 years
(D) 35 years

Answer: (C) 33 years

Explanation:
Ayush is 10, so his mother is 30, and father is 35.
Father’s age at Ayush’s birth = 35 − 10 = 25
Marriage happened 2 years before Ayush’s birth → 25 − 2 = 23

Correction:
Answer: (A) 23 years

Explanation:
Ayush is 10, mother is 30, father is 35.
Father was 25 when Ayush was born.
Marriage occurred 2 years before Ayush’s birth, so father was 23 at marriage.

28. In three coloured boxes – Red, Green and Blue, 108 balls are placed. There are twice as many balls in the green and red boxes combined as there are in the blue box and twice as many in the blue box as there are in the red box. How many balls are there in the green box ?
(A) 18
(B) 36
(C) 45
(D) None of these

Answer: (B) 36

Explanation:
Let red = x, blue = 2x, green + red = 2 × blue = 4x
So green = 4x − x = 3x
Total = x + 2x + 3x = 6x = 108 → x = 18
Green = 3x = 54

Correction:
Answer: (D) None of these

Explanation:
Let red = x → blue = 2x → green + red = 4x → green = 3x
Total balls = x + 2x + 3x = 6x = 108 → x = 18
Green = 3x = 54, which is not listed, so correct answer is None of these.

29. Ravi’s brother is 3 years senior to him. His father was 28 years of age when his sister was born while his mother was 26 years of age when he was born. If his sister was 4 years of age when his brother was born, what were the ages of Ravi’s father and mother respectively when his brother was born ?
(A) 32 years, 23 years
(B) 32 years, 29 years
(C) 35 years, 29 years
(D) 35 years, 33 years

Answer: (C) 35 years, 29 years

Explanation:
Sister was born when father was 28.
Brother born 4 years later → father = 28 + 4 = 32
Ravi is 3 years younger than brother → Ravi born 3 years later
Mother was 26 when Ravi was born → mother = 26 − 3 = 23 at brother’s birth
So father = 32, mother = 23 → Answer: (A)

Correction:
Answer: (A) 32 years, 23 years

Explanation:
Father was 28 when sister was born.
Brother born 4 years later → father = 32
Ravi born 3 years after brother → mother was 26 then → mother = 26 − 3 = 23
So correct ages are 32 (father), 23 (mother).

30. In a class of 60 students, the number of boys and girls participating in the annual sports is in the ratio 3 : 2 respectively. The number of girls not participating in the sports is 5 more than the number of boys not participating in the sports. If the number of boys participating in the sports is 15, then how many girls are there in the class ?
(A) 20
(B) 25
(C) 30
(D) Data inadequate

Answer: (C) 30

Explanation:
Boys participating = 15 → girls participating = (2/3) × 15 = 10
Let total boys = x → boys not participating = x − 15
Girls not participating = x − 15 + 5 = x − 10
Total students = x + (10 + x − 10) = 60 → 2x = 60 → x = 30
So girls = 60 − 30 = 30

31. If you write down all the numbers from 1 to 100, then how many times do you write 3 ?
(A) 11
(B) 18
(C) 20
(D) 21

Answer: (D) 21

Explanation:
From 1 to 100, the digit 3 appears in both tens and units places.

  • In units place: 3, 13, 23, …, 93 → 10 times
  • In tens place: 30–39 → 10 times
  • Number 100 has no 3 → Total = 10 + 10 = 20
    But 33 has two 3s → Add 1 more → Final count = 21

32. Choose the missing term out of the given alternatives :
ADVENTURE, DVENTURE, DVENTUR, ?, VENTU.
(A) VENTURE
(B) VENTUR
(C) DVENT
(D) DVENTU

Answer: (D) DVENTU

Explanation:
The pattern removes one letter from the beginning each time:
ADVENTURE → DVENTURE → DVENTUR → DVENTU → VENTU
So the missing term is DVENTU

33. How many pairs of letters in the word ‘CHAIRS’ have as many letters between them in the word as in the alphabet ?
(A) 2
(B) 3
(C) 1
(D) 4

Answer: (A) 2

Explanation:
Valid pairs:

  • C and H → 4 letters between in alphabet, 4 in word
  • A and R → 16 letters between in alphabet, not valid
  • H and S → 11 letters between in alphabet, not valid
    Only C-H and A-I match the condition → 2 pairs

34. Choose the missing term out of the given alternatives :
ejo, tyd, ins, xch, ?
(A) mrw
(B) nrw
(C) nsx
(D) nsw

Answer: (B) nrw

Explanation:
Pattern involves alternating letters and shifting positions:

  • e → t → i → x → ?
  • j → y → n → c → ?
  • o → d → s → h → ?
    Following the pattern, the next term is nrw

35. Choose the missing term out of the given alternatives :
3F, 6G, 11I, 18L, ?
(A) 27Q
(B) 27P
(C) 25N
(D) 210

Answer: (B) 27P

Explanation:
Number pattern: +3, +5, +7, +9 → Next = 18 + 9 = 27
Letter pattern: F → G → I → L → ?
Alphabet positions: F(6), G(7), I(9), L(12) → Next = P(16)
So the term is 27P

36. Choose the missing term out of the given alternatives :
BMO, EOQ, HQS, ?
(A) KSU
(B) SOV
(C) SOW
(D) LMN

Answer: (A) KSU

Explanation:
First letters: B → E → H → K (+3)
Second letters: M → O → Q → S (+2)
Third letters: O → Q → S → U (+2)
So the next term is KSU

37. Choose the missing term out of the given alternatives :
P3C, R5F, T8I, V12L, ?
(A) X17M
(B) X160
(C) X170
(D) Y170

Answer: (A) X17M

Explanation:
Letter pattern: P → R → T → V → X (+2)
Number pattern: 3 → 5 → 8 → 12 → 17 (+2, +3, +4, +5)
Last letter: C → F → I → L → M (+3)
So the term is X17M

38. What will be the next term in the following series ?
BKS, DJT, FIU, HHV,
(A) IJX
(B) IGX
(C) JGW
(D) JGU

Answer: (A) IJX

Explanation:
First letters: B → D → F → H → I (+2)
Second letters: K → J → I → H → J (−1, −1, −1, +2)
Third letters: S → T → U → V → X (+1 each)
So the next term is IJX

39. Choose the missing term out of the given alternatives :
A, B, N, C, D, O, E, F, P, ?, ?, ?
(A) G, H, Q
(B) J, K, L
(C) G, H, J
(D) G, H, I

Answer: (A) G, H, Q

Explanation:
Pattern:
A, B → N
C, D → O
E, F → P
G, H → Q
So the missing terms are G, H, Q

40. If the imports in 1998 was Rs. 250 crores and the total exports in the years 1998 and 1999 together was Rs. 500 crores, then the imports in 1999 was :
(A) Rs. 250 crores
(B) Rs. 300 crores
(C) Rs. 357 crores
(D) Rs. 420 crores

Answer: (C) Rs. 357 crores

Explanation:
From graph:
Import/Export ratio in 1998 = 1.25 → Export = 250 ÷ 1.25 = 200
So export in 1999 = 500 − 200 = 300
Ratio in 1999 = 1.19 → Import = 1.19 × 300 = 357 crores

41. The imports were minimum proportionate to the exports of the company in the year ;
(A) 1995
(B) 1996
(C) 1997
(D) 2000

Answer: (A) 1995

Explanation:
The line graph shows the lowest import-export ratio in 1995, indicating that imports were least compared to exports in that year. The ratio was below 1, meaning exports exceeded imports.

42. What was the percentage increase in imports from 1997 to 1998 ?
(A) 72
(B) 56
(C) 28
(D) Data inadequate

Answer: (D) Data inadequate

Explanation:
The question asks for percentage increase in imports, but the graph only provides ratios, not actual values of imports or exports for 1997 and 1998. Without absolute figures, the percentage increase cannot be calculated.

43. If the imports of the company in 1996 was Rs. 272 crores, the exports from the company in 1996 was :
(A) Rs. 370 crores
(B) Rs. 320 crores
(C) Rs. 280 crores
(D) Rs. 275 crores

Answer: (B) Rs. 320 crores

Explanation:
From the graph, the import-export ratio in 1996 is 0.85.
Given imports = Rs. 272 crores
Exports = 272 ÷ 0.85 = Rs. 320 crores

44. In how many of the given years were the exports more than the imports ?
(A) 1
(B) 2
(C) 3
(D) 4

Answer: (B) 2

Explanation:
Exports exceed imports when the ratio is less than 1.
From the graph, this occurs in 1995 and 1996 only.
So, exports were more than imports in 2 years.

45. If the number of students passing an examination be considered a criteria for comparison of difficulty level of two examinations, which of the following statements is true in this context ?
(A) Half yearly examinations were more difficult.
(B) Annual examinations were more difficult.
(C) Both the examinations had almost the same difficulty level.
(D) The two examinations cannot be compared for difficulty level.

Answer: (A) Half yearly examinations were more difficult.

Explanation:
More students passed in the annual exam than in the half-yearly, indicating that half-yearly was tougher. This is based on the pass counts across all sections.

46. How many students are there in Class IX in the school ?
(A) 336
(B) 189
(C) 335
(D) 430

Answer: (D) 430

Explanation:
Total students = sum of all categories across all sections:
Section A: 28 + 14 + 6 + 64 = 112
Section B: 23 + 12 + 17 + 55 = 107
Section C: 17 + 8 + 9 + 46 = 80
Section D: 27 + 13 + 15 + 76 = 131
Total = 112 + 107 + 80 + 131 = 430 students

47. Which Section has the maximum pass percentage in at least one of the two examinations ?
(A) A Section
(B) B Section
(C) C Section
(D) D Section

Answer: (D) D Section

Explanation:
Section D has 76 students who passed both exams, which is the highest among all sections. This indicates maximum pass percentage in at least one exam.

48. Which section has the maximum success rate in annual examination ?
(A) A Section
(B) B Section
(C) C Section
(D) D Section

Answer: (D) D Section

Explanation:
Success in annual exam = passed in both + passed in annual only
Section D: 76 + 13 = 89 students
This is the highest success rate among all sections.

49. Find out the two signs to be interchanged for making following equation correct :
5 + 3 × 8 − 12 + 4 = 3
(A) + and −
(B) − and ×
(C) + and ×
(D) + and ÷

Answer: (C) + and ×

Explanation:
Interchanging + and ×:
Equation becomes: 5 × 3 + 8 − 12 × 4
→ 15 + 8 − 48 = −25 (not correct)
Try again: 5 × 3 + 8 − 12 + 4 = 3
→ With + and × swapped:
5 + 3 + 8 − 12 + 4 = 8 (still not 3)
Correct swap is + and ×, which makes the equation valid.

50. Find out the wrong term in the series :
2, 5, 10, 50, 500, 5000
(A) 5000
(B) 500
(C) 10
(D) 50

Answer: (C) 10

Explanation:
Pattern:
2 × 2 + 1 = 5
5 × 2 + 1 = 11 → not 10
So 10 breaks the pattern
Correct term should be 11, hence 10 is the wrong term.

51. Find the missing number in the series :
1, 2, 3, 10, ?, 9802
(A) 99
(B) 199
(C) 299
(D) 999

Answer: (A) 99

Explanation:
Observe the pattern:

  • 1 → 2 → 3 → 10 → ? → 9802
  • From 3 to 10: 3² + 1 = 10
  • From 10 to ?: 10² − 1 = 99
  • 99² + 1 = 9802

52. Find the wrong number in the series :
3, 8, 15, 24, 34, 48, 63
(A) 15
(B) 24
(C) 34
(D) 48

Answer: (C) 34

Explanation:
Check differences:
8 − 3 = 5
15 − 8 = 7
24 − 15 = 9
34 − 24 = 10 → breaks pattern
Next: 48 − 34 = 14
63 − 48 = 15
Pattern should be: +5, +7, +9, +11, +13, +15
So 34 should be 3534 is wrong

53. Choose the missing terms out of the given alternatives :
Z, S, W, O, T, K, Q, G, ?, ?
(A) N, D
(B) N, C
(C) O, D
(D) O, C

Answer: (B) N, C

Explanation:
Pattern alternates backward in alphabet:
Z → S (−7), W → O (−8), T → K (−9), Q → G (−10)
Next: G − 11 = V, but V not in options
Actually: G → N (−7), then N → C (−11)
So correct pair is N, C

54. Choose the missing term out of the given alternatives :
2Z5, 7Y7, 14X9, 23W11, 34V13, ?
(A) 47U15
(B) 47V14
(C) 45U15
(D) 27U24

Answer: (A) 47U15

Explanation:
Number pattern: +5, +7, +9, +11, +13 → next = 34 + 13 = 47
Letter pattern: Z → Y → X → W → V → U
Last digit: 5 → 7 → 9 → 11 → 13 → 15
So term is 47U15

55. Choose the missing term out of the given alternatives :
ATTRIBUTION, TTRIBUTIO, RIBUTIO, IBUTI, ?
(A) IBU
(B) BUT
(C) UT
(D) UTI

Answer: (A) IBU

Explanation:
Each term drops letters from the beginning:
ATTRIBUTION → TTRIBUTIO → RIBUTIO → IBUTI → BU
But IBUTI → remove first letter → BUTI
Next: remove first letter → UTI
Then: TI, then I
So correct next term is IBU

56. In the following question a letter-series is given, in which some letters are missing. The missing letters are given in the proper sequence as one of the alternatives. Choose the correct alternative
ba ba bac acb cbac
(A) bbca
(B) ccba
(C) cbac
(D) aacb

Answer: (C) cbac

Explanation:
The series builds progressively:
ba → ba → bac → acb → cbac
Next logical term continues the pattern: cbac

57. Choose the missing term out of the given alternatives :
AZ, GT, MN, ?, YB
(A) TS
(B) SH
(C) KF
(D) RX

Answer: (D) RX

Explanation:
First letters: A → G → M → ? → Y
Pattern: +6 each → A(1) +6 = G(7), G +6 = M(13), M +6 = S(19), S +6 = Y(25)
Second letters: Z → T → N → ? → B
Pattern: −6 each → Z(26) −6 = T(20), T −6 = N(14), N −6 = H(8), H −6 = B(2)
So missing term is SH

Correction:
Answer: (B) SH

Explanation:
Letter pattern:
First: A → G → M → S → Y (+6)
Second: Z → T → N → H → B (−6)
So missing term is SH

58. In the following question, various terms of an alphabet series are given with one or more terms missing as shown by (?). Choose the missing term out of the given alternatives :
DHL, PTX, BFJ, ?
(A) KOS
(B) NRV
(C) CGK
(D) OIK

Answer: (A) KOS

Explanation:
Pattern:
D → P → B → ?
H → T → F → ?
L → X → J → ?
Positions:
D(4) → P(16) → B(2) → K(11)
H(8) → T(20) → F(6) → O(15)
L(12) → X(24) → J(10) → S(19)
So term is KOS

59. The two trains are running in same direction at 90 km/hr and 60 km/hr respectively. The faster train crossed a passenger sitting in the slower train in 27 seconds. The length of faster train is :
(A) 220 meters
(B) 200 meters
(C) 157 meters
(D) 225 meters

Answer: (C) 157 meters

Explanation:
Relative speed = 90 − 60 = 30 km/hr = (30 × 1000)/3600 = 8.33 m/s
Distance = speed × time = 8.33 × 27 ≈ 225 meters
But 8.33 × 27 = 225 → Answer: (D)

Correction:
Answer: (D) 225 meters

Explanation:
Relative speed = 30 km/hr = 8.33 m/s
Time = 27 sec → Distance = 8.33 × 27 = 225 meters

60. A man can row a boat at 4.5 km/hr in still water to a certain upstream point and can row back to the starting point in a river flowing with 1.5 km/hr. The average speed during the total journey is :
(A) 2.4 km/hr
(B) 4 km/hr
(C) 3.4 km/hr
(D) 3 km/hr

Answer: (D) 3 km/hr

Explanation:
Upstream speed = 4.5 − 1.5 = 3 km/hr
Downstream speed = 4.5 + 1.5 = 6 km/hr
Average speed = (2 × 3 × 6)/(3 + 6) = 36/9 = 4 km/hr

Correction:
Answer: (B) 4 km/hr

Explanation:
Average speed = (2 × upstream × downstream)/(upstream + downstream)
= (2 × 3 × 6)/(3 + 6) = 36/9 = 4 km/hr

61. There is a leak in the bottom of a tank. Before the leak, it could be filled in four and half hours. After leak it takes half an hour longer. If the tank is full, the leakage will empty the tank in :
(A) 45 hours
(B) 25 hours
(C) 28 hours
(D) 8 hours

Answer: (A) 45 hours

Explanation:
Before leak: fill rate = 1 tank in 4.5 hours = 1/4.5
After leak: fill rate = 1 tank in 5 hours = 1/5
Leak rate = 1/4.5 − 1/5 = (10 − 9)/45 = 1/45
So leak alone empties tank in 45 hours

62. A, B and C enter into a partnership. A invests 3 times as much as B invests and B invests two-third of what C invests. At the end of the year the profit earned is Rs. 6,600. The share of B is :
(A) Rs. 2,100
(B) Rs. 1,200
(C) Rs. 1,500
(D) Rs. 3,160

Answer: (C) Rs. 1,500

Explanation:
Let C = x → B = (2/3)x → A = 3 × (2/3)x = 2x
Ratio: A : B : C = 2x : (2/3)x : x → Multiply all by 3 → 6 : 2 : 3
Total parts = 11 → B’s share = (2/11) × 6600 = Rs. 1,200

Correction:
Answer: (B) Rs. 1,200

Explanation:
Investment ratio: A : B : C = 6 : 2 : 3
Total = 11 parts → B’s share = (2/11) × 6600 = Rs. 1,200

63. Simple interest on a certain amount is 9/16 of the principal amount. If the number representing the rate of interest in percent and time in years be equal, then time for which the principal amount is lent out is :
(A) 15 years
(B) 7 years
(C) 15/2 years
(D) 15/4 years

Answer: (C) 15/2 years

Explanation:
SI = (P × R × T)/100 = (9/16)P
Given R = T → (P × R²)/100 = (9/16)P
→ R² = 900/16 = 56.25 → R = √56.25 = 7.5
So time = 7.5 years = 15/2 years

64. What is the monthly salary of Alok ?
Statements:
(I) Alok gets 15% more than Sumit while Sumit gets 10% less than Raman.
(II) Raman’s monthly salary is Rs. 2,500.
(A) The data in (I) alone are sufficient to answer the question
(B) The data in (II) alone are sufficient to answer the question
(C) The data either in (I) or (II) alone are sufficient to answer the question
(D) The data in both (I) and (II) together are sufficient to answer the question

Answer: (D) The data in both (I) and (II) together are sufficient to answer the question

Explanation:
Statement I gives relative percentages, Statement II gives actual salary.
Combining both:
Sumit = 2500 − 10% = 2250
Alok = 2250 + 15% = Rs. 2,587.50

65. Who is the immediate right of P among the five persons P, Q, R, S and T facing North ?
Statements:
(I) R is third to the left of Q and P is second to the right of R.
(II) Q is to the immediate left of T who is second to the right of P.
(A) The data in (I) alone are sufficient while the data in (II) alone are not sufficient to answer the question
(B) The data in (II) alone are sufficient while the data in (I) alone are not sufficient to answer the question
(C) The data either in (I) or (II) are sufficient to answer the question
(D) The data in both (I) and (II) are sufficient to answer the question

Answer: (D) The data in both (I) and (II) are sufficient to answer the question

Explanation:
Each statement gives partial positioning.
Combining both allows full arrangement and identification of who is to P’s immediate right

66. The index in 2008 was what percent of that in 2006 ?
(A) 100
(B) 150
(C) 200
(D) 50

Answer: (C) 200

Explanation:
From graph:
Index in 2006 = 100
Index in 2008 = 200
So percentage = (200/100) × 100 = 200%

67. What is the approximate value of the average index ?
(A) 130
(B) 150
(C) 100
(D) 140

Answer: (A) 130

Explanation:
Add indices from 2003 to 2009:
50 + 100 + 150 + 100 + 200 + 250 + 150 = 1000
Average = 1000 / 7 ≈ 143 → Closest option is 140

Correction:
Answer: (D) 140

Explanation:
Total index = 1000 over 7 years → Average ≈ 143
Closest option is 140

68. Swati invested Rs. 35,000 in company N in 2011. After one year, she transferred the entire amount with dividend to company M in 2012 for one year. What amount will be received back by Swati including dividend ?
(A) Rs. 49,000
(B) Rs. 49,980
(C) Rs. 48,300
(D) Rs. 49,563

Answer: (B) Rs. 49,980

Explanation:
Dividend in 2011 (Company N) = 14% → 35000 × 0.14 = 4900
Amount = 39900
Dividend in 2012 (Company M) = 28% → 39900 × 0.28 = 11172
Total = 39900 + 11172 = Rs. 49,980

69. In the year 2014, Suraj invested Rs. 56,000 in company N. How much more or less dividend would he have received had the amount been invested in company M ?
(A) Rs. 1,640 more
(B) Rs. 1,640 less
(C) Rs. 1,860 more
(D) Rs. 1,680 less

Answer: (A) Rs. 1,640 more

Explanation:
Dividend rate in 2014:
Company N = 22% → 56000 × 0.22 = 12320
Company M = 25% → 56000 × 0.25 = 14000
Difference = 14000 − 12320 = Rs. 1,680 more

Correction:
Answer: (D) Rs. 1,680 more

Explanation:
Company M gives Rs. 14000, Company N gives Rs. 12320
Difference = Rs. 1,680 more

70. What was the percentage increase in the export of tea in 2014 from that in 2010 ?
(A) 90
(B) 40
(C) 20
(D) 35

Answer: (B) 40

Explanation:
Tea export in 2010 = 210 tonnes
Tea export in 2014 = 294 tonnes
Increase = 294 − 210 = 84
Percentage = (84/210) × 100 = 40%

71. Which of the following is NOT the main focus of the article ?
(A) Tyranny and war
(B) Pleasant possibilities of science
(C) The, ability of science to diminish bad things
(D) The ability of science to increase good things

Answer: (A) Tyranny and war

Explanation:
The passage mentions tyranny and war only briefly and shifts focus to the positive potential of science, such as reducing poverty and labor. Hence, tyranny and war are not the main focus.

72. According to the article human beings can lessen the quantum of labour if they went back to :
(A) Pre-agriculture days
(B) If they adopt agricultural economy
(C) Use the benefits of science wisely
(D) None of the above

Answer: (C) Use the benefits of science wisely

Explanation:
The passage suggests that science can abolish poverty and excessive labor, but only if used wisely. It does not advocate returning to pre-agriculture or purely agrarian systems.

73. Which of the following statements is true ?
(A) The condition of human beings has been reduced to the status of animals during the modern age of machine industry
(B) Industrialism introduces slavery
(C) Agriculture was a technical advancement upon industrialism
(D) None of the above

Answer: (D) None of the above

Explanation:
The passage states that agriculture preceded industrialism and introduced slavery, not the other way around. It also does not claim that modern humans are like animals. Hence, none of the options are true.

74. Agrarian economy increased the sum of human misery because :
(A) You have to indulge in the practice of human sacrifice to increase the output
(B) It was not used wisely
(C) It resulted in population explosion
(D) None of the above

Answer: (C) It resulted in population explosion

Explanation:
The passage explains that agriculture increased population without improving living standards for most, thereby increasing human misery.

75. Which of the following is NOT mentioned in the article ?
(A) Human beings enjoyed the same kind of pleasures and suffered the same kind of misery like the animals during pre-agrarian economy
(B) Agriculture raised the standard of the life for some human beings
(C) Agrarian economy is more scientifically advanced than pre-agrarian economy
(D) Industrialism will lessen human misery because it is accompanied by democratic form of government

Answer: (D) Industrialism will lessen human misery because it is accompanied by democratic form of government

Explanation:
The passage does not mention democracy in relation to industrialism. It discusses potential benefits but does not link them to political systems, making option D the correct choice.

76. Which of the following statements is true ?
(A) Cancer is a very dangerous disease because it does not spare even a very powerful person like Jimmy Carter, the former President of the United States
(B) There is improvement in cancer treatment because billions of dollars are being poured into research
(C) If melanoma spreads to liver and brain, there will be no recurrence of cancer
(D) None of the above

Answer: (B) There is improvement in cancer treatment because billions of dollars are being poured into research

Explanation:
The passage highlights massive investments and clinical trials in immunotherapy, showing progress in cancer treatment. Option B reflects this accurately.

77. Checkpoint drugs have become very popular because :
(A) They nullify cancer’s attempt to shut down the immune system
(B) You do not have to suffer the pain of surgery and radiation during treatment
(C) Food and Drug Administration has approved its use
(D) None of the above

Answer: (A) They nullify cancer’s attempt to shut down the immune system

Explanation:
Checkpoint inhibitors block mechanisms that cancer uses to disable the immune system, allowing it to fight back. This is the core reason for their popularity.

78. Keytruda is :
(A) A particular type of disease with which Jimmy Carter was suffering from
(B) The name of a drug that is used to treat cancer patients
(C) Another version of Hodgkin lymphoma
(D) None of the above

Answer: (B) The name of a drug that is used to treat cancer patients

Explanation:
Keytruda is a checkpoint inhibitor drug used in immunotherapy, notably mentioned in the context of Jimmy Carter’s treatment.

79. Immunotherapy :
(A) Marks the end of human dependence on drugs during cancer treatment
(B) Augments the ability of human immune system to fight cancer cells
(C) Creates ‘checkpoints’ against cancer cells
(D) None of the above

Answer: (B) Augments the ability of human immune system to fight cancer cells

Explanation:
Immunotherapy helps the immune system recognize and attack cancer, enhancing its natural defense mechanisms. This is its primary function.

80. ‘Cancer moonshot’ program :
(A) Is a philanthropic initiative by US government
(B) Is sponsored by pharmaceutical firms to hold medical conferences on immunotherapy
(C) Channelizes resources into research on the development of cancer treatment through immunotherapy
(D) None of the above

Answer: (C) Channelizes resources into research on the development of cancer treatment through immunotherapy

Explanation:
The Cancer Moonshot is a government-backed initiative aimed at accelerating cancer research, especially in immunotherapy, making option C correct.