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 80% of 800?
- 2.A shopkeeper buys a sewing machine for ₹2100 and sells it for ₹1900. What is the loss (in ₹)?
- 3.The price of a box of mangoes changed from ₹250 to ₹255. What is the percentage increase?
- 4.What is the amount (principal + simple interest) on ₹6000 at 2% per year for 1 year (in ₹)?
- 5.A fan bought for ₹2500 is sold for ₹3125. What is the profit per cent?
- 6.The price of a water bottle changed from ₹25 to ₹40. What is the percentage increase?
- 7.What is 60% of 360?
- 8.A shopkeeper buys a cricket kit for ₹700 and sells it for ₹880. What is the profit (in ₹)?
- 9.A mobile phone bought for ₹600 is sold for ₹750. What is the profit per cent?
- 10.A shopkeeper buys a mobile phone for ₹1750 and sells it for ₹1840. What is the profit (in ₹)?
- 11.A shopkeeper buys a fan for ₹2550 and sells it for ₹2350. What is the loss (in ₹)?
- 12.What is 15% of 280?
- 13.What is the simple interest on ₹9000 at 9% per year for 2 years (in ₹)?
- 14.The price of a water bottle changed from ₹20 to ₹24. What is the percentage increase?
- 15.A shopkeeper buys a watch for ₹1650 and sells it for ₹1760. What is the profit (in ₹)?
- 16.A watch bought for ₹3600 is sold for ₹2880. What is the loss per cent?
- 17.A shopkeeper buys a cooler for ₹1150 and sells it for ₹1230. What is the profit (in ₹)?
- 18.What is the amount (principal + simple interest) on ₹1800 at 7% per year for 3 years (in ₹)?
- 19.What is 95% of 200?
- 20.What is the simple interest on ₹6600 at 8% per year for 1 year (in ₹)?
- 21.What is the amount (principal + simple interest) on ₹2200 at 11% per year for 3 years (in ₹)?
- 22.A mobile phone costs ₹2700. It is sold at a 50% profit. What is the selling price (in ₹)?
- 23.What is the simple interest on ₹900 at 10% per year for 5 years (in ₹)?
- 24.What is the simple interest on ₹6500 at 9% per year for 1 year (in ₹)?
- 25.What is the amount (principal + simple interest) on ₹2700 at 8% per year for 5 years (in ₹)?
- 26.A cricket kit costs ₹1400. It is sold at a 30% profit. What is the selling price (in ₹)?
- 27.A cricket kit bought for ₹2600 is sold for ₹2210. What is the loss per cent?
- 28.What is the simple interest on ₹8800 at 3% per year for 1 year (in ₹)?
- 29.What is 15% of 780?
- 30.What is 60% of 100?
- 31.A shopkeeper buys a table for ₹1550 and sells it for ₹1430. What is the loss (in ₹)?
- 32.A table bought for ₹1500 is sold for ₹1875. What is the profit per cent?
- 33.What is the amount (principal + simple interest) on ₹9700 at 2% per year for 3 years (in ₹)?
- 34.What is the simple interest on ₹1800 at 12% per year for 5 years (in ₹)?
- 35.What is the simple interest on ₹500 at 4% per year for 1 year (in ₹)?
- 36.What is the simple interest on ₹2600 at 5% per year for 2 years (in ₹)?
- 37.The price of a pair of shoes changed from ₹20 to ₹21. What is the percentage increase?
- 38.A shopkeeper buys a cooler for ₹1150 and sells it for ₹1310. What is the profit (in ₹)?
- 39.A sewing machine bought for ₹1400 is sold for ₹1610. What is the profit per cent?
- 40.What is the simple interest on ₹6500 at 10% per year for 1 year (in ₹)?
Answer key
- 640
- 200
- 2
- 6120
- 25
- 60
- 216
- 180
- 25
- 90
- 200
- 42
- 1620
- 20
- 110
- 20
- 80
- 2178
- 190
- 528
- 2926
- 4050
- 450
- 585
- 3780
- 1820
- 15
- 264
- 117
- 60
- 120
- 25
- 10282
- 1080
- 20
- 260
- 5
- 160
- 15
- 650
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