Word problems

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

1. A school has 12 boys and 21 girls. They sit 3 to a bench. How many benches are needed?

2. Dev buys 3 toys at Rs. 41 each and pays with a Rs. 500 note. How much change is returned?

3. A car travels at 81 km per hour for 2 hours. How far does it travel in km?

4. A shop had 105 cards. It sold 28 in the morning and 40 in the evening. How many cards are left?

5. A pen costs Rs. 14 and a book costs Rs. 35. What is the cost of 2 pens and 4 books?

6. A school has 27 boys and 12 girls. They sit 3 to a bench. How many benches are needed?

7. A rectangular garden is 23 m long and 4 m wide. What is its area in square metres?

8. A pen costs Rs. 18 and a book costs Rs. 81. What is the cost of 4 pens and 2 books?

9. A school has 8 boys and 36 girls. They sit 4 to a bench. How many benches are needed?

10. A car travels at 90 km per hour for 5 hours. How far does it travel in km?

11. A school has 30 boys and 12 girls. They sit 6 to a bench. How many benches are needed?

12. A car travels at 30 km per hour for 3 hours. How far does it travel in km?

13. A car travels at 58 km per hour for 6 hours. How far does it travel in km?

14. Ananya buys 3 toys at Rs. 16 each and pays with a Rs. 500 note. How much change is returned?

15. A pen costs Rs. 14 and a book costs Rs. 48. What is the cost of 7 pens and 4 books?

16. A school has 48 boys and 54 girls. They sit 6 to a bench. How many benches are needed?

17. A shop had 129 balloons. It sold 17 in the morning and 10 in the evening. How many balloons are left?

18. A car travels at 83 km per hour for 4 hours. How far does it travel in km?

19. Aarav buys 4 toys at Rs. 33 each and pays with a Rs. 500 note. How much change is returned?

20. The length of a rectangle is 23 cm and its breadth is 5 cm. What is its perimeter in cm?

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