Class 7 Maths Worksheet: Profit and Loss, Simple Interest
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.
NameDateTime takenScore ___ / 40
- 1.What is 95% of 480?
- 2.A table bought for ₹2800 is sold for ₹2520. What is the loss per cent?
- 3.The price of a school bag changed from ₹40 to ₹44. What is the percentage increase?
- 4.What is the amount (principal + simple interest) on ₹9400 at 5% per year for 2 years (in ₹)?
- 5.The price of a bus pass changed from ₹100 to ₹180. What is the percentage increase?
- 6.A watch costs ₹2000. It is sold at a 15% loss. What is the selling price (in ₹)?
- 7.What is the simple interest on ₹4100 at 2% per year for 4 years (in ₹)?
- 8.A shopkeeper buys a watch for ₹450 and sells it for ₹750. What is the profit (in ₹)?
- 9.What is 30% of 460?
- 10.A sewing machine costs ₹200. It is sold at a 50% profit. What is the selling price (in ₹)?
- 11.What is the amount (principal + simple interest) on ₹5100 at 9% per year for 3 years (in ₹)?
- 12.A fan costs ₹2600. It is sold at a 50% profit. What is the selling price (in ₹)?
- 13.What is the amount (principal + simple interest) on ₹4600 at 2% per year for 4 years (in ₹)?
- 14.What is 80% of 380?
- 15.A shopkeeper buys a sewing machine for ₹2850 and sells it for ₹2560. What is the loss (in ₹)?
- 16.The price of a water bottle changed from ₹25 to ₹5. What is the percentage decrease?
- 17.A cooler costs ₹3200. It is sold at a 40% profit. What is the selling price (in ₹)?
- 18.What is the amount (principal + simple interest) on ₹4900 at 4% per year for 1 year (in ₹)?
- 19.A cricket kit costs ₹1900. It is sold at a 5% loss. What is the selling price (in ₹)?
- 20.What is 45% of 660?
- 21.A cycle bought for ₹1300 is sold for ₹1456. What is the profit per cent?
- 22.The price of a pair of shoes changed from ₹100 to ₹99. What is the percentage decrease?
- 23.What is the simple interest on ₹4700 at 6% per year for 2 years (in ₹)?
- 24.A cricket kit bought for ₹1700 is sold for ₹2550. What is the profit per cent?
- 25.What is the amount (principal + simple interest) on ₹10000 at 7% per year for 1 year (in ₹)?
- 26.A shopkeeper buys a watch for ₹750 and sells it for ₹830. What is the profit (in ₹)?
- 27.The price of a box of mangoes changed from ₹200 to ₹320. What is the percentage increase?
- 28.The price of a cricket ball changed from ₹80 to ₹144. What is the percentage increase?
- 29.What is 5% of 960?
- 30.The price of a cricket ball changed from ₹20 to ₹28. What is the percentage increase?
- 31.What is 40% of 80?
- 32.The price of a water bottle changed from ₹20 to ₹24. What is the percentage increase?
- 33.What is the amount (principal + simple interest) on ₹1400 at 2% per year for 4 years (in ₹)?
- 34.The price of a box of mangoes changed from ₹50 to ₹20. What is the percentage decrease?
- 35.A table costs ₹2200. It is sold at a 20% profit. What is the selling price (in ₹)?
- 36.What is 5% of 980?
- 37.What is the amount (principal + simple interest) on ₹6400 at 10% per year for 2 years (in ₹)?
- 38.A shopkeeper buys a cricket kit for ₹400 and sells it for ₹160. What is the loss (in ₹)?
- 39.What is the amount (principal + simple interest) on ₹1800 at 10% per year for 5 years (in ₹)?
- 40.A shopkeeper buys a watch for ₹500 and sells it for ₹510. What is the profit (in ₹)?
Answer key
- 456
- 10
- 10
- 10340
- 80
- 1700
- 328
- 300
- 138
- 300
- 6477
- 3900
- 4968
- 304
- 290
- 80
- 4480
- 5096
- 1805
- 297
- 12
- 1
- 564
- 50
- 10700
- 80
- 60
- 80
- 48
- 40
- 32
- 20
- 1512
- 60
- 2640
- 49
- 7680
- 240
- 2700
- 10
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