Page 248 - Math Genius C5

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\ 08-Oct-2025 Bharat Arora Proof-9 Reader’s Sign _______________________ Date __________

C. Attempt the following questions.

1. Find the area and perimeter of the shaded part in the given 5 m 5 m 5 m
figure. 15 m 5 m

2. Rohan bought an air cooler for `7,500 and paid `100 for

its transportation. He sold the air cooler at a loss of `180. 20 m

For how much did he sell it?

3. Ridhima is an 11-year-old student of Class V. Her winter vacations were from 15th
December 2022 to 14th January 2023. For how many days was her school closed?

4. The table below shows how Geetika spent her day. Represent the data in a

circle graph.

Activity School Homework Play Sleep TV Others
Time 6 hours 1 hour 2 hours 9 hours 1 hour 5 hours

5. How many square carpets of side 200 cm are required to cover a room of
dimensions 16 m by 10 m?

6. Find the total amount Shweta has to pay for the following:
( a) 5 kg of sugar at `47 per kg (b) 6 bottles of ketchup at `155 per bottle

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( c) 1 litres of mustard oil at `118 per litre
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( d) 10 kg of rice at `72 per kg

7. Draw the net for the following shapes:

( a) Cube (b) Cuboid (c) Cone

8. Complete the following figures to make cuboids.
(a) (b) (c)

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1
9. Decide which among the following needs turns and turns to come back to
4
2
its original shape.
( a) ( b) ( c) ( d)

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