Master official previous years' questions for Quantitative Aptitude, Reasoning & General Intelligence, English Language & Comprehension, General Awareness, and Computer Knowledge with verified explanations.
Marking pattern: Tier-I (+2.00, -0.50) • Tier-II (+3.00, -1.00) official scheme.
Three numbers are such that when the average of any two is added to the third, the results are 200, 180, and 160. What is the average of the three numbers?
A store sold 3 items with selling prices in ratio 4:5:6. Profit/loss: 25% profit, 15% loss, 20% profit respectively. What is approximate total profit/loss percentage?
Find the compound interest on 12,000 at 8% per annum for 2 years 6 months, compounded annually.
A certain amount invested at 15% compound interest per annum, compounded annually, becomes 4,235 in 2 years. What is 120% of the principal?
Find the product: 1.5 × 31/3 × 2/5
Table – Sales of 3 Items over 3 Months:
| Item | Jan | Feb | Mar |
|---|---|---|---|
| X | 150 | 180 | 170 |
| Y | 120 | 110 | 130 |
| Z | 200 | 210 | 190 |
A company organized training for 120 employees and 15 supervisors. Each employee got a kit with items equal to 12% of total employees. Each supervisor got a kit with items equal to 20% of total employees. How many total kit items were distributed?
A 50-litre mixture of oil and water has 16% water. How many litres of oil must be added to make water content 10%?
X and Y complete a task in 14 days, Y and Z in 18 days. X works 6 days, Y works 8 days, Z works 12 days to complete it. How many days for Z alone(approximate)?
A circular park with 8 m diameter is surrounded by 0.5 m wide path. What is the percentage increase in area?
Find y-intercept of 5x + 3y = 15
A sector with radius 12 cm has area 132 cm2. Find the central angle.
A circular board radius 3 m. Painting costs ₹50/m2. If 15% is unpainted, what is total cost?
Given x + 1/x = 5, find x3 + 1/x3
0.2 + 0.02 + 0.002 = ?
Rearrange the following sentences to form a coherent paragraph:
1. This is why it is widely used for tasks such as spam detection, speech recognition, and disease prediction.
2. Data science involves extracting useful insights from data using statistical methods and computational tools.
3. By examining large datasets, it uncovers hidden trends and supports better decision-making.
4. Rather than relying on guesses, analysts work with evidence drawn from real-world data.
Choose the most suitable option to replace the highlighted part of the sentence:
It is high time you must follow a proper routine.
Identify the misspelt word:
Select the most appropriate antonym of the given word:
OBLITERATE
Choose the most suitable option to replace the highlighted part of the sentence:
Had I been aware of the delay, I will start earlier.
Find y-intercept of 5x + 3y = 15
A sector with radius 12 cm has area 132 cm2. Find the central angle.
A circular board radius 3 m. Painting costs ₹50/m2. If 15% is unpainted, what is total cost?
Given x + 1/x = 5, find x3 + 1/x3
0.2 + 0.02 + 0.002 = ?