Simple Interest Worksheet
The method (PRT over 100): SI = P × R × T ÷ 100. Amount = P + SI. Rate R = SI × 100 ÷ (P × T). Time T = SI × 100 ÷ (P × R). Principal P = SI × 100 ÷ (R × T).
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- 1.What sum of money earns ₹432 simple interest in 3 years at 3% per year (in ₹)?
- 2.The simple interest on ₹16100 for 2 years is ₹644. What is the rate of interest (% per year)?
- 3.In how many years will ₹1000 earn ₹80 as simple interest at 2% per year?
- 4.In how many years will ₹4600 earn ₹644 as simple interest at 7% per year?
- 5.In how many years will ₹18800 earn ₹5640 as simple interest at 10% per year?
- 6.The simple interest on ₹10900 for 1 year is ₹436. What is the rate of interest (% per year)?
- 7.Diya puts ₹8500 in a bank at 12% simple interest per year. How much will she have after 3 years (in ₹)?
- 8.Find the simple interest on ₹18500 at 5% per year for 1 year (in ₹).
- 9.Diya puts ₹1500 in a bank at 14% simple interest per year. How much will she have after 1 year (in ₹)?
- 10.Diya puts ₹19200 in a bank at 15% simple interest per year. How much will she have after 5 years (in ₹)?
- 11.Find the simple interest on ₹3500 at 10% per year for 1 year (in ₹).
- 12.Find the simple interest on ₹8600 at 12% per year for 3 years (in ₹).
- 13.The simple interest on ₹17300 for 3 years is ₹1038. What is the rate of interest (% per year)?
- 14.What sum of money earns ₹2535 simple interest in 3 years at 5% per year (in ₹)?
- 15.Find the simple interest on ₹5600 at 3% per year for 1 year (in ₹).
- 16.In how many years will ₹5700 earn ₹228 as simple interest at 4% per year?
- 17.In how many years will ₹13100 earn ₹1310 as simple interest at 10% per year?
- 18.The simple interest on ₹20000 for 4 years is ₹9600. What is the rate of interest (% per year)?
- 19.Diya puts ₹7300 in a bank at 4% simple interest per year. How much will she have after 1 year (in ₹)?
- 20.In how many years will ₹19300 earn ₹10615 as simple interest at 11% per year?
- 21.Find the simple interest on ₹5200 at 5% per year for 3 years (in ₹).
- 22.In how many years will ₹12300 earn ₹984 as simple interest at 2% per year?
- 23.In how many years will ₹3000 earn ₹180 as simple interest at 3% per year?
- 24.The simple interest on ₹1200 for 1 year is ₹144. What is the rate of interest (% per year)?
- 25.Diya puts ₹4300 in a bank at 9% simple interest per year. How much will she have after 3 years (in ₹)?
- 26.Diya puts ₹17300 in a bank at 12% simple interest per year. How much will she have after 4 years (in ₹)?
- 27.Find the simple interest on ₹7200 at 9% per year for 3 years (in ₹).
- 28.What sum of money earns ₹3184 simple interest in 4 years at 4% per year (in ₹)?
- 29.Find the simple interest on ₹16600 at 12% per year for 2 years (in ₹).
- 30.In how many years will ₹1900 earn ₹1330 as simple interest at 14% per year?
- 31.The simple interest on ₹16900 for 1 year is ₹1014. What is the rate of interest (% per year)?
- 32.Find the simple interest on ₹15000 at 13% per year for 3 years (in ₹).
- 33.Diya puts ₹13100 in a bank at 9% simple interest per year. How much will she have after 5 years (in ₹)?
- 34.The simple interest on ₹11300 for 3 years is ₹5085. What is the rate of interest (% per year)?
- 35.The simple interest on ₹14500 for 1 year is ₹1450. What is the rate of interest (% per year)?
- 36.The simple interest on ₹19400 for 3 years is ₹2910. What is the rate of interest (% per year)?
- 37.What sum of money earns ₹208 simple interest in 1 year at 4% per year (in ₹)?
- 38.The simple interest on ₹4500 for 2 years is ₹1170. What is the rate of interest (% per year)?
- 39.In how many years will ₹3900 earn ₹156 as simple interest at 4% per year?
- 40.The simple interest on ₹1100 for 4 years is ₹528. What is the rate of interest (% per year)?
Answer key
- 4800
- 2
- 4
- 2
- 3
- 4
- 11560
- 925
- 1710
- 33600
- 350
- 3096
- 2
- 16900
- 168
- 1
- 1
- 12
- 7592
- 5
- 780
- 4
- 2
- 12
- 5461
- 25604
- 1944
- 19900
- 3984
- 5
- 6
- 5850
- 18995
- 15
- 10
- 5
- 5200
- 13
- 1
- 12
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