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.A shopkeeper buys a sewing machine for ₹900 and sells it for ₹1180. What is the profit (in ₹)?
- 2.A cricket kit bought for ₹2600 is sold for ₹3380. What is the profit per cent?
- 3.The price of a water bottle changed from ₹250 to ₹400. What is the percentage increase?
- 4.What is the amount (principal + simple interest) on ₹8500 at 4% per year for 1 year (in ₹)?
- 5.What is the amount (principal + simple interest) on ₹4000 at 10% per year for 4 years (in ₹)?
- 6.A cricket kit bought for ₹1200 is sold for ₹1140. What is the loss per cent?
- 7.A shopkeeper buys a cricket kit for ₹1000 and sells it for ₹890. What is the loss (in ₹)?
- 8.The price of a box of mangoes changed from ₹100 to ₹50. What is the percentage decrease?
- 9.What is 35% of 800?
- 10.What is the simple interest on ₹5800 at 3% per year for 3 years (in ₹)?
- 11.A cooler bought for ₹200 is sold for ₹190. What is the loss per cent?
- 12.A fan bought for ₹3300 is sold for ₹2904. What is the loss per cent?
- 13.A cooler bought for ₹800 is sold for ₹720. What is the loss per cent?
- 14.The price of a box of mangoes changed from ₹50 to ₹65. What is the percentage increase?
- 15.A cooler bought for ₹300 is sold for ₹270. What is the loss per cent?
- 16.A shopkeeper buys a cycle for ₹2650 and sells it for ₹2380. What is the loss (in ₹)?
- 17.What is 80% of 80?
- 18.A shopkeeper buys a cycle for ₹250 and sells it for ₹80. What is the loss (in ₹)?
- 19.A cycle costs ₹1200. It is sold at a 40% loss. What is the selling price (in ₹)?
- 20.A cricket kit bought for ₹900 is sold for ₹945. What is the profit per cent?
- 21.A shopkeeper buys a sewing machine for ₹2200 and sells it for ₹2310. What is the profit (in ₹)?
- 22.What is the amount (principal + simple interest) on ₹2800 at 8% per year for 5 years (in ₹)?
- 23.What is 85% of 60?
- 24.A watch costs ₹3500. It is sold at a 15% profit. What is the selling price (in ₹)?
- 25.A cycle costs ₹2400. It is sold at a 30% profit. What is the selling price (in ₹)?
- 26.What is 35% of 440?
- 27.The price of a school bag changed from ₹400 to ₹440. What is the percentage increase?
- 28.What is 45% of 240?
- 29.What is 5% of 460?
- 30.A shopkeeper buys a watch for ₹2400 and sells it for ₹2290. What is the loss (in ₹)?
- 31.What is the simple interest on ₹1700 at 12% per year for 1 year (in ₹)?
- 32.What is the simple interest on ₹8300 at 11% per year for 4 years (in ₹)?
- 33.A table costs ₹3500. It is sold at a 25% loss. What is the selling price (in ₹)?
- 34.What is 80% of 60?
- 35.What is 10% of 660?
- 36.A shopkeeper buys a cricket kit for ₹1800 and sells it for ₹1860. What is the profit (in ₹)?
- 37.What is 20% of 120?
- 38.What is the amount (principal + simple interest) on ₹4400 at 4% per year for 1 year (in ₹)?
- 39.What is 80% of 620?
- 40.The price of a water bottle changed from ₹100 to ₹120. What is the percentage increase?
Answer key
- 280
- 30
- 60
- 8840
- 5600
- 5
- 110
- 50
- 280
- 522
- 5
- 12
- 10
- 30
- 10
- 270
- 64
- 170
- 720
- 5
- 110
- 3920
- 51
- 4025
- 3120
- 154
- 10
- 108
- 23
- 110
- 204
- 3652
- 2625
- 48
- 66
- 60
- 24
- 4576
- 496
- 20
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