Interactive conceptual questions, diagrams, and step-by-step solutions across Science, Mathematics, Environmental Studies, Social Studies, and English.
Marking pattern: +1.00 positive, 0.00 negative marking.
A rectangle of area 12 sq cm is made using 12 unit squares. Which of the following dimensions is NOT possible for this rectangle using whole number lengths?
The total length of the boundary around a closed shape is called its:
Two rectangles both have an area of 16 sq cm. Rectangle A is 4 cm × 4 cm and Rectangle B is 8 cm × 2 cm. Which rectangle has a longer perimeter?
When measuring an irregular leaf shape on 1 cm grid paper, there are 4 full squares and 6 half squares inside the leaf. What is the estimated area?
A rectangular photograph is 8 cm long and 5 cm wide. How much square paper is needed to cover its entire surface?
A chocolate bar has 12 equal pieces. Manju gives 1/4 of it to Raju and 1/3 to Sugatha. How many pieces of chocolate are left for Manju?
Which fraction is equivalent to 1/2?
What fraction of one rupee is 25 paise?
A tomato vendor sells tomatoes at ₹20 per kg. How much will 3/4 kg of tomatoes cost?
A day has 24 hours. A cat sleeps for 1/3 part of the day. For how many hours does the cat sleep?
Which of the following fractions is the smallest?
A school term has 4 terms in one year. Each term lasts for 1/4 of a year. How many months is one term?
Potatoes cost ₹16 per kg. What is the total cost of 2½ kg of potatoes?
In a class of 30 students, 3/5 are girls. How many girls are there in the class?
How many 1/8 parts together make 1/2?
Which of the following English capital letters looks exactly the same after a half turn (180° rotation)?
Which of the following numbers looks identical after giving it a half turn?
A shape looks exactly the same after completing 1/4 of a turn. By how many degrees was it turned?
How many lines of symmetry does a regular square have?
Which geometrical shape looks the same after every 1/3 turn (120° rotation)?
Which of the following English words reads the exact same when viewed in a mirror placed to its right?
A windmill has 4 identical blades equally spaced around its center. What is the smallest fraction of a turn that will make the windmill look identical?
A regular hexagon has 6 equal sides. What fraction of a turn is needed for it to look the same?
Which of the following figures does NOT look the same after a 1/4 turn?
A line that divides a figure into two mirror-image halves is called the: