Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 531 · 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.A shopkeeper buys a watch for ₹1800 and sells it for ₹1520. What is the loss (in ₹)?
2. 2.What is the simple interest on ₹4900 at 2% per year for 4 years (in ₹)?
3. 3.The price of a bus pass changed from ₹200 to ₹160. What is the percentage decrease?
4. 4.A shopkeeper buys a mobile phone for ₹2300 and sells it for ₹2600. What is the profit (in ₹)?
5. 5.The price of a school bag changed from ₹500 to ₹250. What is the percentage decrease?
6. 6.A watch costs ₹1400. It is sold at a 10% loss. What is the selling price (in ₹)?
7. 7.What is 95% of 380?
8. 8.What is the amount (principal + simple interest) on ₹1400 at 7% per year for 3 years (in ₹)?
9. 9.A shopkeeper buys a fan for ₹2500 and sells it for ₹2360. What is the loss (in ₹)?
10. 10.A shopkeeper buys a sewing machine for ₹450 and sells it for ₹170. What is the loss (in ₹)?
11. 11.What is the simple interest on ₹8700 at 8% per year for 3 years (in ₹)?
12. 12.What is 90% of 800?
13. 13.A shopkeeper buys a watch for ₹200 and sells it for ₹310. What is the profit (in ₹)?
14. 14.What is the simple interest on ₹10000 at 12% per year for 2 years (in ₹)?
15. 15.What is the simple interest on ₹4900 at 9% per year for 4 years (in ₹)?
16. 16.A shopkeeper buys a cycle for ₹2900 and sells it for ₹2610. What is the loss (in ₹)?
17. 17.A shopkeeper buys a cricket kit for ₹2100 and sells it for ₹1850. What is the loss (in ₹)?
18. 18.What is the amount (principal + simple interest) on ₹2200 at 2% per year for 5 years (in ₹)?
19. 19.A shopkeeper buys a fan for ₹750 and sells it for ₹470. What is the loss (in ₹)?
20. 20.A table bought for ₹3700 is sold for ₹4625. What is the profit per cent?
21. 21.What is the simple interest on ₹9300 at 8% per year for 1 year (in ₹)?
22. 22.A cycle costs ₹1200. It is sold at a 50% profit. What is the selling price (in ₹)?
23. 23.What is 95% of 160?
24. 24.A sewing machine costs ₹800. It is sold at a 50% profit. What is the selling price (in ₹)?
25. 25.A shopkeeper buys a mobile phone for ₹550 and sells it for ₹810. What is the profit (in ₹)?
26. 26.What is the amount (principal + simple interest) on ₹5500 at 2% per year for 2 years (in ₹)?
27. 27.What is the amount (principal + simple interest) on ₹2600 at 11% per year for 4 years (in ₹)?
28. 28.A cricket kit costs ₹2800. It is sold at a 15% profit. What is the selling price (in ₹)?
29. 29.A fan bought for ₹3700 is sold for ₹4810. What is the profit per cent?
30. 30.A sewing machine bought for ₹900 is sold for ₹765. What is the loss per cent?
31. 31.A mobile phone bought for ₹2500 is sold for ₹2625. What is the profit per cent?
32. 32.What is 5% of 320?
33. 33.What is the amount (principal + simple interest) on ₹6300 at 4% per year for 1 year (in ₹)?
34. 34.What is the amount (principal + simple interest) on ₹8700 at 10% per year for 2 years (in ₹)?
35. 35.What is the simple interest on ₹7200 at 11% per year for 5 years (in ₹)?
36. 36.What is 70% of 560?
37. 37.A shopkeeper buys a watch for ₹2200 and sells it for ₹2150. What is the loss (in ₹)?
38. 38.A shopkeeper buys a mobile phone for ₹1850 and sells it for ₹1940. What is the profit (in ₹)?
39. 39.What is the simple interest on ₹4800 at 3% per year for 4 years (in ₹)?
40. 40.What is the amount (principal + simple interest) on ₹4300 at 9% per year for 3 years (in ₹)?

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