Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 38 · 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 ₹5000 at 6% per year for 2 years (in ₹)?
2. 2.What is the amount (principal + simple interest) on ₹7600 at 10% per year for 5 years (in ₹)?
3. 3.A cooler bought for ₹2700 is sold for ₹3240. What is the profit per cent?
4. 4.What is the simple interest on ₹1800 at 3% per year for 4 years (in ₹)?
5. 5.A fan bought for ₹200 is sold for ₹300. What is the profit per cent?
6. 6.What is the simple interest on ₹9300 at 7% per year for 5 years (in ₹)?
7. 7.A table costs ₹3800. It is sold at a 50% profit. What is the selling price (in ₹)?
8. 8.A shopkeeper buys a sewing machine for ₹250 and sells it for ₹270. What is the profit (in ₹)?
9. 9.A cycle bought for ₹800 is sold for ₹704. What is the loss per cent?
10. 10.What is 95% of 640?
11. 11.A cycle bought for ₹1000 is sold for ₹1100. What is the profit per cent?
12. 12.What is the amount (principal + simple interest) on ₹5700 at 11% per year for 1 year (in ₹)?
13. 13.What is the amount (principal + simple interest) on ₹3500 at 8% per year for 3 years (in ₹)?
14. 14.A table bought for ₹200 is sold for ₹176. What is the loss per cent?
15. 15.What is the amount (principal + simple interest) on ₹3800 at 12% per year for 1 year (in ₹)?
16. 16.A shopkeeper buys a sewing machine for ₹1900 and sells it for ₹2030. What is the profit (in ₹)?
17. 17.The price of a water bottle changed from ₹50 to ₹35. What is the percentage decrease?
18. 18.The price of a pair of shoes changed from ₹400 to ₹560. What is the percentage increase?
19. 19.What is the amount (principal + simple interest) on ₹6900 at 3% per year for 3 years (in ₹)?
20. 20.A mobile phone costs ₹3900. It is sold at a 5% profit. What is the selling price (in ₹)?
21. 21.What is 90% of 200?
22. 22.What is 25% of 340?
23. 23.What is 30% of 900?
24. 24.The price of a box of mangoes changed from ₹250 to ₹245. What is the percentage decrease?
25. 25.What is 40% of 640?
26. 26.The price of a cricket ball changed from ₹50 to ₹45. What is the percentage decrease?
27. 27.What is the amount (principal + simple interest) on ₹10000 at 3% per year for 4 years (in ₹)?
28. 28.The price of a bus pass changed from ₹50 to ₹35. What is the percentage decrease?
29. 29.What is the simple interest on ₹1000 at 7% per year for 5 years (in ₹)?
30. 30.A sewing machine costs ₹900. It is sold at a 50% profit. What is the selling price (in ₹)?
31. 31.What is 20% of 960?
32. 32.A cycle costs ₹1200. It is sold at a 20% profit. What is the selling price (in ₹)?
33. 33.What is the amount (principal + simple interest) on ₹700 at 6% per year for 3 years (in ₹)?
34. 34.What is 25% of 840?
35. 35.A mobile phone costs ₹2700. It is sold at a 12% loss. What is the selling price (in ₹)?
36. 36.A shopkeeper buys a cycle for ₹650 and sells it for ₹380. What is the loss (in ₹)?
37. 37.A shopkeeper buys a sewing machine for ₹2050 and sells it for ₹2260. What is the profit (in ₹)?
38. 38.What is 75% of 420?
39. 39.A shopkeeper buys a cricket kit for ₹350 and sells it for ₹380. What is the profit (in ₹)?
40. 40.A mobile phone bought for ₹2000 is sold for ₹1800. What is the loss per cent?

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