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 ₹8500 at 7% per year for 4 years (in ₹)?
- 2.A shopkeeper buys a cooler for ₹2450 and sells it for ₹2160. What is the loss (in ₹)?
- 3.A sewing machine costs ₹3200. It is sold at a 15% profit. What is the selling price (in ₹)?
- 4.A shopkeeper buys a mobile phone for ₹3000 and sells it for ₹3210. What is the profit (in ₹)?
- 5.What is the simple interest on ₹2200 at 2% per year for 5 years (in ₹)?
- 6.A shopkeeper buys a cooler for ₹1100 and sells it for ₹1360. What is the profit (in ₹)?
- 7.What is the simple interest on ₹8900 at 12% per year for 2 years (in ₹)?
- 8.What is the amount (principal + simple interest) on ₹9100 at 12% per year for 5 years (in ₹)?
- 9.What is the simple interest on ₹7800 at 2% per year for 4 years (in ₹)?
- 10.What is the simple interest on ₹6500 at 4% per year for 2 years (in ₹)?
- 11.A mobile phone costs ₹1400. It is sold at a 30% loss. What is the selling price (in ₹)?
- 12.What is the amount (principal + simple interest) on ₹1500 at 4% per year for 4 years (in ₹)?
- 13.A shopkeeper buys a cycle for ₹600 and sells it for ₹650. What is the profit (in ₹)?
- 14.What is the simple interest on ₹4300 at 9% per year for 3 years (in ₹)?
- 15.What is the simple interest on ₹4900 at 11% per year for 3 years (in ₹)?
- 16.The price of a pair of shoes changed from ₹25 to ₹15. What is the percentage decrease?
- 17.A cycle costs ₹2100. It is sold at a 12% loss. What is the selling price (in ₹)?
- 18.The price of a box of mangoes changed from ₹20 to ₹24. What is the percentage increase?
- 19.What is the simple interest on ₹7500 at 5% per year for 4 years (in ₹)?
- 20.What is 5% of 420?
- 21.The price of a cricket ball changed from ₹20 to ₹30. What is the percentage increase?
- 22.What is 35% of 620?
- 23.What is 35% of 440?
- 24.What is 15% of 640?
- 25.What is the amount (principal + simple interest) on ₹1900 at 4% per year for 4 years (in ₹)?
- 26.A shopkeeper buys a cycle for ₹850 and sells it for ₹1040. What is the profit (in ₹)?
- 27.What is the amount (principal + simple interest) on ₹3900 at 10% per year for 2 years (in ₹)?
- 28.The price of a school bag changed from ₹80 to ₹56. What is the percentage decrease?
- 29.A shopkeeper buys a cooler for ₹700 and sells it for ₹770. What is the profit (in ₹)?
- 30.A shopkeeper buys a cooler for ₹450 and sells it for ₹390. What is the loss (in ₹)?
- 31.What is the simple interest on ₹9000 at 6% per year for 5 years (in ₹)?
- 32.A table costs ₹1200. It is sold at a 5% loss. What is the selling price (in ₹)?
- 33.The price of a pair of shoes changed from ₹250 to ₹125. What is the percentage decrease?
- 34.A cooler costs ₹2400. It is sold at a 12% loss. What is the selling price (in ₹)?
- 35.What is the simple interest on ₹9000 at 12% per year for 5 years (in ₹)?
- 36.A shopkeeper buys a fan for ₹2450 and sells it for ₹2680. What is the profit (in ₹)?
- 37.What is the amount (principal + simple interest) on ₹3000 at 3% per year for 1 year (in ₹)?
- 38.A shopkeeper buys a fan for ₹2400 and sells it for ₹2440. What is the profit (in ₹)?
- 39.What is the amount (principal + simple interest) on ₹800 at 5% per year for 1 year (in ₹)?
- 40.A shopkeeper buys a mobile phone for ₹1500 and sells it for ₹1450. What is the loss (in ₹)?
Answer key
- 10880
- 290
- 3680
- 210
- 220
- 260
- 2136
- 14560
- 624
- 520
- 980
- 1740
- 50
- 1161
- 1617
- 40
- 1848
- 20
- 1500
- 21
- 50
- 217
- 154
- 96
- 2204
- 190
- 4680
- 30
- 70
- 60
- 2700
- 1140
- 50
- 2112
- 5400
- 230
- 3090
- 40
- 840
- 50
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