Word problems

Read each problem carefully and write the answer with its unit.

1. The length of a rectangle is 16 cm and its breadth is 8 cm. What is its perimeter in cm?

2. The length of a rectangle is 21 cm and its breadth is 9 cm. What is its perimeter in cm?

3. The length of a rectangle is 13 cm and its breadth is 12 cm. What is its perimeter in cm?

4. A school has 10 boys and 25 girls. They sit 5 to a bench. How many benches are needed?

5. A pen costs Rs. 22 and a book costs Rs. 82. What is the cost of 6 pens and 4 books?

6. A school has 27 boys and 6 girls. They sit 3 to a bench. How many benches are needed?

7. A pen costs Rs. 18 and a book costs Rs. 39. What is the cost of 7 pens and 2 books?

8. The length of a rectangle is 14 cm and its breadth is 10 cm. What is its perimeter in cm?

9. A car travels at 84 km per hour for 6 hours. How far does it travel in km?

10. Rohan buys 4 toys at Rs. 18 each and pays with a Rs. 500 note. How much change is returned?

11. A pen costs Rs. 9 and a book costs Rs. 42. What is the cost of 6 pens and 3 books?

12. A car travels at 38 km per hour for 5 hours. How far does it travel in km?

13. A shop had 105 apples. It sold 11 in the morning and 12 in the evening. How many apples are left?

14. A pen costs Rs. 15 and a book costs Rs. 55. What is the cost of 6 pens and 3 books?

15. A shop had 168 cards. It sold 23 in the morning and 19 in the evening. How many cards are left?

16. A pen costs Rs. 5 and a book costs Rs. 73. What is the cost of 6 pens and 3 books?

17. Sana buys 2 toys at Rs. 25 each and pays with a Rs. 500 note. How much change is returned?

18. Rohan buys 5 toys at Rs. 17 each and pays with a Rs. 500 note. How much change is returned?

19. A rectangular garden is 26 m long and 4 m wide. What is its area in square metres?

20. A pen costs Rs. 24 and a book costs Rs. 32. What is the cost of 5 pens and 5 books?

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