Word problems

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

1. A pen costs Rs. 21 and a book costs Rs. 71. What is the cost of 7 pens and 2 books?

2. Arjun buys 3 toys at Rs. 54 each and pays with a Rs. 500 note. How much change is returned?

3. A car travels at 52 km per hour for 3 hours. How far does it travel in km?

4. A pen costs Rs. 16 and a book costs Rs. 60. What is the cost of 6 pens and 4 books?

5. Sana buys 2 toys at Rs. 57 each and pays with a Rs. 500 note. How much change is returned?

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

7. The length of a rectangle is 23 cm and its breadth is 15 cm. What is its perimeter in cm?

8. There are 3 packets with 10 biscuits in each. 23 biscuits are eaten. How many are left?

9. There are 4 packets with 6 biscuits in each. 12 biscuits are eaten. How many are left?

10. There are 5 packets with 12 biscuits in each. 12 biscuits are eaten. How many are left?

11. A school has 42 boys and 30 girls. They sit 6 to a bench. How many benches are needed?

12. A pen costs Rs. 18 and a book costs Rs. 70. What is the cost of 3 pens and 2 books?

13. A rectangular garden is 24 m long and 17 m wide. What is its area in square metres?

14. A car travels at 66 km per hour for 6 hours. How far does it travel in km?

15. Sana buys 3 toys at Rs. 39 each and pays with a Rs. 500 note. How much change is returned?

16. A shop had 64 books. It sold 13 in the morning and 34 in the evening. How many books are left?

17. A rectangular garden is 13 m long and 8 m wide. What is its area in square metres?

18. A car travels at 31 km per hour for 8 hours. How far does it travel in km?

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

20. A car travels at 66 km per hour for 5 hours. How far does it travel in km?

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