Word problems

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

1. A car travels at 72 km per hour for 4 hours. How far does it travel in km?

2. A pen costs Rs. 5 and a book costs Rs. 78. What is the cost of 5 pens and 2 books?

3. A school has 24 boys and 36 girls. They sit 4 to a bench. How many benches are needed?

4. A pen costs Rs. 15 and a book costs Rs. 66. What is the cost of 2 pens and 5 books?

5. A rectangular garden is 23 m long and 21 m wide. What is its area in square metres?

6. There are 5 packets with 10 biscuits in each. 40 biscuits are eaten. How many are left?

7. A pen costs Rs. 19 and a book costs Rs. 78. What is the cost of 3 pens and 5 books?

8. The length of a rectangle is 11 cm and its breadth is 8 cm. What is its perimeter in cm?

9. The length of a rectangle is 27 cm and its breadth is 24 cm. What is its perimeter in cm?

10. A shop had 81 balloons. It sold 27 in the morning and 37 in the evening. How many balloons are left?

11. A school has 20 boys and 12 girls. They sit 4 to a bench. How many benches are needed?

12. A school has 12 boys and 12 girls. They sit 4 to a bench. How many benches are needed?

13. A school has 4 boys and 16 girls. They sit 2 to a bench. How many benches are needed?

14. A school has 24 boys and 6 girls. They sit 3 to a bench. How many benches are needed?

15. Rohan buys 5 toys at Rs. 33 each and pays with a Rs. 500 note. How much change is returned?

16. A shop had 77 mangoes. It sold 39 in the morning and 32 in the evening. How many mangoes are left?

17. A shop had 198 stamps. It sold 12 in the morning and 17 in the evening. How many stamps are left?

18. There are 3 packets with 11 biscuits in each. 13 biscuits are eaten. How many are left?

19. Tara buys 6 toys at Rs. 34 each and pays with a Rs. 500 note. How much change is returned?

20. A school has 30 boys and 40 girls. They sit 5 to a bench. How many benches are needed?

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