Class 7 Maths Worksheet: Profit and Loss, Simple Interest

Maths worksheets lesson 54: Comparing quantities: percentage, profit and loss, simple interest · Set 316 · 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 ₹5300 at 10% per year for 1 year (in ₹)?
2. 2.A watch bought for ₹3600 is sold for ₹3240. What is the loss per cent?
3. 3.A mobile phone costs ₹3200. It is sold at a 20% loss. What is the selling price (in ₹)?
4. 4.The price of a cricket ball changed from ₹80 to ₹56. What is the percentage decrease?
5. 5.The price of a box of mangoes changed from ₹40 to ₹50. What is the percentage increase?
6. 6.The price of a box of mangoes changed from ₹400 to ₹440. What is the percentage increase?
7. 7.What is the simple interest on ₹2500 at 5% per year for 4 years (in ₹)?
8. 8.What is the amount (principal + simple interest) on ₹6400 at 12% per year for 5 years (in ₹)?
9. 9.What is 80% of 180?
10. 10.What is the simple interest on ₹1300 at 11% per year for 3 years (in ₹)?
11. 11.What is 45% of 360?
12. 12.A shopkeeper buys a fan for ₹400 and sells it for ₹340. What is the loss (in ₹)?
13. 13.A mobile phone costs ₹2000. It is sold at a 5% profit. What is the selling price (in ₹)?
14. 14.What is 45% of 220?
15. 15.What is 35% of 740?
16. 16.What is the simple interest on ₹1800 at 9% per year for 1 year (in ₹)?
17. 17.A table bought for ₹4000 is sold for ₹3800. What is the loss per cent?
18. 18.A cycle bought for ₹2000 is sold for ₹2200. What is the profit per cent?
19. 19.A fan bought for ₹1500 is sold for ₹1275. What is the loss per cent?
20. 20.What is the simple interest on ₹5000 at 11% per year for 4 years (in ₹)?
21. 21.A shopkeeper buys a table for ₹2150 and sells it for ₹1970. What is the loss (in ₹)?
22. 22.A shopkeeper buys a fan for ₹900 and sells it for ₹870. What is the loss (in ₹)?
23. 23.What is the simple interest on ₹800 at 10% per year for 3 years (in ₹)?
24. 24.A cycle bought for ₹1600 is sold for ₹2000. What is the profit per cent?
25. 25.What is the amount (principal + simple interest) on ₹5900 at 2% per year for 3 years (in ₹)?
26. 26.What is the amount (principal + simple interest) on ₹2100 at 11% per year for 1 year (in ₹)?
27. 27.What is the amount (principal + simple interest) on ₹3200 at 6% per year for 1 year (in ₹)?
28. 28.What is 20% of 780?
29. 29.What is the simple interest on ₹5100 at 4% per year for 5 years (in ₹)?
30. 30.A table bought for ₹800 is sold for ₹680. What is the loss per cent?
31. 31.What is the simple interest on ₹8800 at 6% per year for 3 years (in ₹)?
32. 32.What is the simple interest on ₹1400 at 5% per year for 3 years (in ₹)?
33. 33.A shopkeeper buys a sewing machine for ₹200 and sells it for ₹260. What is the profit (in ₹)?
34. 34.The price of a bus pass changed from ₹250 to ₹200. What is the percentage decrease?
35. 35.A table bought for ₹1400 is sold for ₹840. What is the loss per cent?
36. 36.What is 45% of 380?
37. 37.A shopkeeper buys a mobile phone for ₹2800 and sells it for ₹2550. What is the loss (in ₹)?
38. 38.A shopkeeper buys a watch for ₹950 and sells it for ₹940. What is the loss (in ₹)?
39. 39.What is 60% of 300?
40. 40.The price of a water bottle changed from ₹20 to ₹22. What is the percentage increase?

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