Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 569 · 40 sums

The method (Out of 100): p% of a number = number × p ÷ 100. Profit = SP − CP; loss = CP − SP. Profit % (or loss %) = profit (or loss) ÷ CP × 100. Selling price at p% profit = CP + p% of CP; at p% loss = CP − p% of CP. Simple interest = P × R × T ÷ 100; amount = P + SI. % increase or decrease = change ÷ old value × 100.

1. 1.What is the amount (principal + simple interest) on ₹5700 at 3% per year for 3 years (in ₹)?
2. 2.What is 40% of 800?
3. 3.The price of a water bottle changed from ₹40 to ₹28. What is the percentage decrease?
4. 4.What is 90% of 740?
5. 5.A mobile phone bought for ₹2700 is sold for ₹3105. What is the profit per cent?
6. 6.What is 70% of 60?
7. 7.What is the simple interest on ₹1400 at 6% per year for 1 year (in ₹)?
8. 8.A mobile phone bought for ₹1800 is sold for ₹2520. What is the profit per cent?
9. 9.What is the simple interest on ₹9100 at 6% per year for 4 years (in ₹)?
10. 10.What is 20% of 600?
11. 11.What is the amount (principal + simple interest) on ₹4300 at 3% per year for 2 years (in ₹)?
12. 12.The price of a water bottle changed from ₹200 to ₹196. What is the percentage decrease?
13. 13.What is the amount (principal + simple interest) on ₹6800 at 2% per year for 3 years (in ₹)?
14. 14.What is the amount (principal + simple interest) on ₹2000 at 9% per year for 2 years (in ₹)?
15. 15.What is 10% of 260?
16. 16.What is the amount (principal + simple interest) on ₹7900 at 8% per year for 2 years (in ₹)?
17. 17.What is the amount (principal + simple interest) on ₹2300 at 9% per year for 5 years (in ₹)?
18. 18.A shopkeeper buys a watch for ₹2500 and sells it for ₹2660. What is the profit (in ₹)?
19. 19.The price of a school bag changed from ₹80 to ₹60. What is the percentage decrease?
20. 20.What is 35% of 240?
21. 21.What is 35% of 540?
22. 22.The price of a pair of shoes changed from ₹40 to ₹36. What is the percentage decrease?
23. 23.A sewing machine costs ₹2600. It is sold at a 10% loss. What is the selling price (in ₹)?
24. 24.What is 85% of 340?
25. 25.A table costs ₹4000. It is sold at a 10% loss. What is the selling price (in ₹)?
26. 26.What is the amount (principal + simple interest) on ₹2300 at 5% per year for 2 years (in ₹)?
27. 27.What is the amount (principal + simple interest) on ₹4400 at 12% per year for 3 years (in ₹)?
28. 28.A fan bought for ₹2500 is sold for ₹3250. What is the profit per cent?
29. 29.A shopkeeper buys a cricket kit for ₹500 and sells it for ₹630. What is the profit (in ₹)?
30. 30.A fan costs ₹1300. It is sold at a 25% profit. What is the selling price (in ₹)?
31. 31.What is 80% of 720?
32. 32.What is the simple interest on ₹4100 at 2% per year for 2 years (in ₹)?
33. 33.A shopkeeper buys a cricket kit for ₹1150 and sells it for ₹1250. What is the profit (in ₹)?
34. 34.What is the simple interest on ₹9900 at 7% per year for 3 years (in ₹)?
35. 35.A shopkeeper buys a table for ₹350 and sells it for ₹440. What is the profit (in ₹)?
36. 36.What is 45% of 60?
37. 37.What is the amount (principal + simple interest) on ₹4300 at 5% per year for 1 year (in ₹)?
38. 38.A shopkeeper buys a watch for ₹2200 and sells it for ₹2440. What is the profit (in ₹)?
39. 39.The price of a school bag changed from ₹25 to ₹45. What is the percentage increase?
40. 40.The price of a bus pass changed from ₹40 to ₹60. What is the percentage increase?

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