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 the amount (principal + simple interest) on ₹9300 at 2% per year for 1 year (in ₹)?
- 2.A mobile phone costs ₹2500. It is sold at a 40% loss. What is the selling price (in ₹)?
- 3.The price of a bus pass changed from ₹20 to ₹22. What is the percentage increase?
- 4.A cooler bought for ₹3100 is sold for ₹3410. What is the profit per cent?
- 5.What is 70% of 600?
- 6.What is 55% of 860?
- 7.What is the simple interest on ₹6500 at 5% per year for 1 year (in ₹)?
- 8.What is 75% of 160?
- 9.What is the simple interest on ₹6500 at 8% per year for 3 years (in ₹)?
- 10.The price of a box of mangoes changed from ₹40 to ₹8. What is the percentage decrease?
- 11.A shopkeeper buys a sewing machine for ₹1600 and sells it for ₹1510. What is the loss (in ₹)?
- 12.What is 25% of 420?
- 13.A cycle costs ₹3400. It is sold at a 40% profit. What is the selling price (in ₹)?
- 14.What is the simple interest on ₹9400 at 10% per year for 1 year (in ₹)?
- 15.A shopkeeper buys a mobile phone for ₹2400 and sells it for ₹2140. What is the loss (in ₹)?
- 16.A table bought for ₹600 is sold for ₹690. What is the profit per cent?
- 17.A shopkeeper buys a cycle for ₹2900 and sells it for ₹3170. What is the profit (in ₹)?
- 18.A watch costs ₹2300. It is sold at a 50% loss. What is the selling price (in ₹)?
- 19.What is the amount (principal + simple interest) on ₹9300 at 7% per year for 3 years (in ₹)?
- 20.The price of a bus pass changed from ₹100 to ₹102. What is the percentage increase?
- 21.A cooler bought for ₹1200 is sold for ₹1500. What is the profit per cent?
- 22.A fan costs ₹1700. It is sold at a 50% profit. What is the selling price (in ₹)?
- 23.What is the amount (principal + simple interest) on ₹9100 at 2% per year for 5 years (in ₹)?
- 24.What is the amount (principal + simple interest) on ₹6700 at 7% per year for 5 years (in ₹)?
- 25.A watch bought for ₹3000 is sold for ₹2850. What is the loss per cent?
- 26.A fan bought for ₹1800 is sold for ₹2070. What is the profit per cent?
- 27.A shopkeeper buys a fan for ₹700 and sells it for ₹730. What is the profit (in ₹)?
- 28.What is 35% of 880?
- 29.What is the amount (principal + simple interest) on ₹1200 at 7% per year for 5 years (in ₹)?
- 30.What is the simple interest on ₹8400 at 8% per year for 4 years (in ₹)?
- 31.What is the amount (principal + simple interest) on ₹7800 at 12% per year for 3 years (in ₹)?
- 32.What is the simple interest on ₹8000 at 4% per year for 4 years (in ₹)?
- 33.A shopkeeper buys a watch for ₹700 and sells it for ₹760. What is the profit (in ₹)?
- 34.What is the simple interest on ₹2100 at 2% per year for 1 year (in ₹)?
- 35.A table bought for ₹1500 is sold for ₹750. What is the loss per cent?
- 36.A shopkeeper buys a cricket kit for ₹1000 and sells it for ₹970. What is the loss (in ₹)?
- 37.A table bought for ₹3300 is sold for ₹2970. What is the loss per cent?
- 38.What is the simple interest on ₹9700 at 7% per year for 3 years (in ₹)?
- 39.The price of a bus pass changed from ₹100 to ₹10. What is the percentage decrease?
- 40.The price of a pair of shoes changed from ₹40 to ₹8. What is the percentage decrease?
Answer key
- 9486
- 1500
- 10
- 10
- 420
- 473
- 325
- 120
- 1560
- 80
- 90
- 105
- 4760
- 940
- 260
- 15
- 270
- 1150
- 11253
- 2
- 25
- 2550
- 10010
- 9045
- 5
- 15
- 30
- 308
- 1620
- 2688
- 10608
- 1280
- 60
- 42
- 50
- 30
- 10
- 2037
- 90
- 80
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