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Out of a class of 45 students, 2/3 went on a picnic. How many students stayed in school?

A 20
B 15
C 25
D 30

The total number of students in classes 10 and 12 in all the schools of the state is 43,52,324. Out of these 18,40,126 are girls. How many are boys?

A 25,21,198
B 25,21,891
C 25,12,819
D 25,12,198

The given figure is made up of a rectangle, a big square and 2 smaller identical squares. What is the perimeter of the figure?


A 84 cm
B 66 cm
C 72 cm
D 60 cm

Mrs. Sharma's monthly salary is Rs. 56800. She spends Rs.39800 and saves the remainder every month. How many months will she take to save at least Rs. 1000000?

A 64
B 72
C 59
D 56

The given diagram shows the positions of four different objects after they have been dropped into a trough of water. Which of the following correctly matches the objects used?


A 1- Ping pong ball, 2 – marble, 3 - crushed aluminium foil, 4 - iron rod

B 1 – Ping pong ball, 2 – iron rod, 3 – crushed aluminium foil, 4 – marble

C 1 – Crushed aluminium foil, 2 – ping pong ball, 3 – iron rod, 4 – marble

D1 – Crushed aluminium foil, 2 – iron rod, 3 – marble, 4 – ping pong ball

A food chain in an aquarium is shown below.
Water plants → Guppy fish → Angelfish →Snakeheads
If the snakeheads were removed, which graph shows the changes in the population of organisms in the aquarium?

A
B
C
D

Sunita prepared two cups of water (one hot and one cold), and then covered them. Look carefully at the results she obtained after 2 minutes.

Which of the following statements about the results is not true?

(A) Water vapour in the surrounding warmer air condenses on the cold metal cover of the cup containing water.

(B) Water particles from the hot water condense when they meet the cool inner surface of the metal cover.

(C) The insulated sides reduce heat loss or gain from the sides of the cup.

(D) When the heated particles of water vapour present in the air above the hot water hit the cold cover, they lose heat and condense.

Four different-sized beakers are filled with water up to the same height. The temperature of the water is same in all four beakers. If we put 100 gram of ice in each beaker, what effect will occur?


A The water temperature in beaker 2 will change the most.
B The ice will melt fastest in the beaker 3.
C The temperature changes will be same in all four beakers.
D The temperature of the water in beaker 3 will change the most.

(A) Monkey

(B) Sloth

(C) Bat

(D) Gibbon.

A place ‘X’ receives high rainfall but only during a particular season. For the rest of the year, the area remains very dry.

What would you suggest to the citizens living in ‘X’ do to make sure the water remains available throughout the year?

AReduce the wildlife
BConstruct more wells
CStart harvesting rainwater
DReduce the mining activities in the area