Word problems

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

1. The length of a rectangle is 18 cm and its breadth is 11 cm. What is its perimeter in cm?

2. A pen costs Rs. 19 and a book costs Rs. 52. What is the cost of 7 pens and 4 books?

3. A pen costs Rs. 9 and a book costs Rs. 66. What is the cost of 2 pens and 4 books?

4. A car travels at 50 km per hour for 4 hours. How far does it travel in km?

5. A pen costs Rs. 9 and a book costs Rs. 71. What is the cost of 8 pens and 3 books?

6. The length of a rectangle is 13 cm and its breadth is 4 cm. What is its perimeter in cm?

7. A school has 10 boys and 12 girls. They sit 2 to a bench. How many benches are needed?

8. There are 7 packets with 5 biscuits in each. 30 biscuits are eaten. How many are left?

9. There are 6 packets with 10 biscuits in each. 32 biscuits are eaten. How many are left?

10. A rectangular garden is 36 m long and 5 m wide. What is its area in square metres?

11. A shop had 72 coins. It sold 11 in the morning and 12 in the evening. How many coins are left?

12. A school has 30 boys and 15 girls. They sit 5 to a bench. How many benches are needed?

13. A school has 35 boys and 40 girls. They sit 5 to a bench. How many benches are needed?

14. There are 5 packets with 7 biscuits in each. 9 biscuits are eaten. How many are left?

15. A shop had 121 pencils. It sold 19 in the morning and 31 in the evening. How many pencils are left?

16. A shop had 184 coins. It sold 36 in the morning and 40 in the evening. How many coins are left?

17. A car travels at 46 km per hour for 4 hours. How far does it travel in km?

18. A school has 6 boys and 21 girls. They sit 3 to a bench. How many benches are needed?

19. A pen costs Rs. 19 and a book costs Rs. 41. What is the cost of 8 pens and 5 books?

20. A pen costs Rs. 15 and a book costs Rs. 74. What is the cost of 6 pens and 3 books?

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