Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 787 · 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 simple interest on ₹4300 at 9% per year for 1 year (in ₹)?
2. 2.The price of a water bottle changed from ₹200 to ₹180. What is the percentage decrease?
3. 3.A fan costs ₹2000. It is sold at a 50% loss. What is the selling price (in ₹)?
4. 4.What is 45% of 800?
5. 5.What is 85% of 820?
6. 6.The price of a box of mangoes changed from ₹400 to ₹392. What is the percentage decrease?
7. 7.A shopkeeper buys a cricket kit for ₹2700 and sells it for ₹2820. What is the profit (in ₹)?
8. 8.What is 5% of 660?
9. 9.A watch costs ₹3700. It is sold at a 12% profit. What is the selling price (in ₹)?
10. 10.What is the amount (principal + simple interest) on ₹7100 at 4% per year for 2 years (in ₹)?
11. 11.What is 30% of 620?
12. 12.A cycle costs ₹3100. It is sold at a 30% profit. What is the selling price (in ₹)?
13. 13.A shopkeeper buys a cricket kit for ₹1900 and sells it for ₹1710. What is the loss (in ₹)?
14. 14.What is the simple interest on ₹9600 at 4% per year for 1 year (in ₹)?
15. 15.What is the simple interest on ₹2300 at 10% per year for 1 year (in ₹)?
16. 16.What is 90% of 260?
17. 17.What is the simple interest on ₹7900 at 8% per year for 1 year (in ₹)?
18. 18.A cycle bought for ₹700 is sold for ₹1050. What is the profit per cent?
19. 19.What is 35% of 360?
20. 20.What is the amount (principal + simple interest) on ₹900 at 9% per year for 4 years (in ₹)?
21. 21.A fan bought for ₹2500 is sold for ₹3250. What is the profit per cent?
22. 22.A cycle costs ₹2500. It is sold at a 20% loss. What is the selling price (in ₹)?
23. 23.A fan costs ₹700. It is sold at a 25% loss. What is the selling price (in ₹)?
24. 24.What is the amount (principal + simple interest) on ₹1400 at 11% per year for 3 years (in ₹)?
25. 25.A cooler bought for ₹2500 is sold for ₹3125. What is the profit per cent?
26. 26.What is the simple interest on ₹9200 at 3% per year for 2 years (in ₹)?
27. 27.The price of a school bag changed from ₹500 to ₹700. What is the percentage increase?
28. 28.A shopkeeper buys a cooler for ₹950 and sells it for ₹1210. What is the profit (in ₹)?
29. 29.What is the simple interest on ₹9800 at 3% per year for 1 year (in ₹)?
30. 30.What is the simple interest on ₹4000 at 6% per year for 1 year (in ₹)?
31. 31.What is the simple interest on ₹1800 at 2% per year for 4 years (in ₹)?
32. 32.What is 45% of 640?
33. 33.A sewing machine bought for ₹1800 is sold for ₹2250. What is the profit per cent?
34. 34.A shopkeeper buys a watch for ₹2050 and sells it for ₹2080. What is the profit (in ₹)?
35. 35.A watch bought for ₹3800 is sold for ₹4370. What is the profit per cent?
36. 36.What is 5% of 960?
37. 37.A mobile phone bought for ₹2500 is sold for ₹2375. What is the loss per cent?
38. 38.A fan costs ₹1800. It is sold at a 50% loss. What is the selling price (in ₹)?
39. 39.What is the amount (principal + simple interest) on ₹3000 at 6% per year for 1 year (in ₹)?
40. 40.The price of a cricket ball changed from ₹400 to ₹408. What is the percentage increase?

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