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 45% of 100?
- 2.What is the simple interest on ₹800 at 9% per year for 3 years (in ₹)?
- 3.What is the amount (principal + simple interest) on ₹9100 at 9% per year for 2 years (in ₹)?
- 4.What is the amount (principal + simple interest) on ₹2000 at 9% per year for 2 years (in ₹)?
- 5.A fan costs ₹3400. It is sold at a 25% profit. What is the selling price (in ₹)?
- 6.A shopkeeper buys a cricket kit for ₹2600 and sells it for ₹2440. What is the loss (in ₹)?
- 7.A shopkeeper buys a cricket kit for ₹300 and sells it for ₹540. What is the profit (in ₹)?
- 8.A cycle costs ₹2400. It is sold at a 5% profit. What is the selling price (in ₹)?
- 9.A watch bought for ₹3000 is sold for ₹2550. What is the loss per cent?
- 10.The price of a school bag changed from ₹80 to ₹16. What is the percentage decrease?
- 11.A watch bought for ₹3000 is sold for ₹3150. What is the profit per cent?
- 12.A shopkeeper buys a mobile phone for ₹2200 and sells it for ₹2380. What is the profit (in ₹)?
- 13.The price of a pair of shoes changed from ₹100 to ₹175. What is the percentage increase?
- 14.A shopkeeper buys a fan for ₹1400 and sells it for ₹1600. What is the profit (in ₹)?
- 15.A mobile phone costs ₹700. It is sold at a 12% profit. What is the selling price (in ₹)?
- 16.A cycle bought for ₹800 is sold for ₹704. What is the loss per cent?
- 17.What is the amount (principal + simple interest) on ₹3600 at 6% per year for 3 years (in ₹)?
- 18.What is the amount (principal + simple interest) on ₹4800 at 8% per year for 4 years (in ₹)?
- 19.A shopkeeper buys a sewing machine for ₹2450 and sells it for ₹2460. What is the profit (in ₹)?
- 20.What is 90% of 180?
- 21.A watch bought for ₹300 is sold for ₹315. What is the profit per cent?
- 22.A shopkeeper buys a cooler for ₹2100 and sells it for ₹2220. What is the profit (in ₹)?
- 23.A table bought for ₹1100 is sold for ₹968. What is the loss per cent?
- 24.A fan costs ₹1400. It is sold at a 25% loss. What is the selling price (in ₹)?
- 25.A cycle costs ₹1800. It is sold at a 5% profit. What is the selling price (in ₹)?
- 26.What is 80% of 360?
- 27.A table costs ₹300. It is sold at a 12% loss. What is the selling price (in ₹)?
- 28.A mobile phone costs ₹2200. It is sold at a 20% profit. What is the selling price (in ₹)?
- 29.A table costs ₹200. It is sold at a 10% profit. What is the selling price (in ₹)?
- 30.The price of a bus pass changed from ₹40 to ₹32. What is the percentage decrease?
- 31.A shopkeeper buys a sewing machine for ₹200 and sells it for ₹260. What is the profit (in ₹)?
- 32.A cycle costs ₹2700. It is sold at a 20% profit. What is the selling price (in ₹)?
- 33.A shopkeeper buys a cycle for ₹1950 and sells it for ₹1710. What is the loss (in ₹)?
- 34.What is 35% of 760?
- 35.The price of a school bag changed from ₹50 to ₹49. What is the percentage decrease?
- 36.What is 60% of 520?
- 37.What is 70% of 520?
- 38.The price of a school bag changed from ₹40 to ₹32. What is the percentage decrease?
- 39.What is the amount (principal + simple interest) on ₹5700 at 2% per year for 3 years (in ₹)?
- 40.What is the amount (principal + simple interest) on ₹2900 at 7% per year for 3 years (in ₹)?
Answer key
- 45
- 216
- 10738
- 2360
- 4250
- 160
- 240
- 2520
- 15
- 80
- 5
- 180
- 75
- 200
- 784
- 12
- 4248
- 6336
- 10
- 162
- 5
- 120
- 12
- 1050
- 1890
- 288
- 264
- 2640
- 220
- 20
- 60
- 3240
- 240
- 266
- 2
- 312
- 364
- 20
- 6042
- 3509
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