Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 183 · 40 sums

The method (P × R × T ÷ 100): Interest I = P × R × T ÷ 100. Amount after T years = P + I. Turn it round: R = I × 100 ÷ (P × T) and T = I × 100 ÷ (P × R).

1. 1.₹1700 earns 5% simple interest per year. In how many years will the interest be ₹170?
2. 2.Kabir keeps ₹100 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
3. 3.₹400 earns 7% simple interest per year. In how many years will the interest be ₹56?
4. 4.Karan keeps ₹1300 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 1 year?
5. 5.Kabir keeps ₹700 in a bank. After 2 years the simple interest is ₹98. What is the rate of interest per year (in %)?
6. 6.Rohan keeps ₹1400 in a bank. After 3 years the simple interest is ₹336. What is the rate of interest per year (in %)?
7. 7.Kavya has ₹1500. In a piggy bank it stays ₹1500. In a bank at 9% simple interest per year, how many rupees more will Kavya have after 2 years?
8. 8.Kavya keeps ₹1200 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 4 years?
9. 9.₹500 earns 10% simple interest per year. In how many years will the interest be ₹100?
10. 10.Rahul keeps ₹1000 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
11. 11.Meera keeps ₹300 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 1 year?
12. 12.Manav has ₹400. In a piggy bank it stays ₹400. In a bank at 2% simple interest per year, how many rupees more will Manav have after 2 years?
13. 13.Manav keeps ₹600 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?
14. 14.Nisha keeps ₹600 in a bank at 10% simple interest per year. How much money will there be after 1 year (in ₹)?
15. 15.Diya has ₹1100. In a piggy bank it stays ₹1100. In a bank at 4% simple interest per year, how many rupees more will Diya have after 3 years?
16. 16.Pooja keeps ₹1600 in a bank at 5% simple interest per year. How much money will there be after 4 years (in ₹)?
17. 17.₹900 earns 5% simple interest per year. In how many years will the interest be ₹90?
18. 18.Vivaan keeps ₹1400 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 5 years?
19. 19.Gurpreet keeps ₹1400 in a bank at 5% simple interest per year. How much money will there be after 4 years (in ₹)?
20. 20.Lakshmi has ₹500. In a piggy bank it stays ₹500. In a bank at 9% simple interest per year, how many rupees more will Lakshmi have after 3 years?
21. 21.Vivaan has ₹1000. In a piggy bank it stays ₹1000. In a bank at 3% simple interest per year, how many rupees more will Vivaan have after 4 years?
22. 22.₹1500 earns 2% simple interest per year. In how many years will the interest be ₹120?
23. 23.Ananya keeps ₹400 in a bank. After 2 years the simple interest is ₹16. What is the rate of interest per year (in %)?
24. 24.Priya keeps ₹1400 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
25. 25.Zoya keeps ₹300 in a bank at 7% simple interest per year. How much money will there be after 5 years (in ₹)?
26. 26.Isha keeps ₹200 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 1 year?
27. 27.₹1000 earns 2% simple interest per year. In how many years will the interest be ₹20?
28. 28.Kavya keeps ₹300 in a bank. After 3 years the simple interest is ₹36. What is the rate of interest per year (in %)?
29. 29.₹400 earns 8% simple interest per year. In how many years will the interest be ₹64?
30. 30.Tara keeps ₹900 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
31. 31.₹700 earns 9% simple interest per year. In how many years will the interest be ₹315?
32. 32.₹500 earns 2% simple interest per year. In how many years will the interest be ₹10?
33. 33.Riya keeps ₹2000 in a bank at 4% simple interest per year. How much money will there be after 3 years (in ₹)?
34. 34.Gurpreet has ₹500. In a piggy bank it stays ₹500. In a bank at 4% simple interest per year, how many rupees more will Gurpreet have after 4 years?
35. 35.Dev keeps ₹100 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 4 years?
36. 36.Ananya keeps ₹1100 in a bank. After 5 years the simple interest is ₹330. What is the rate of interest per year (in %)?
37. 37.Isha keeps ₹1000 in a bank at 6% simple interest per year. How much money will there be after 1 year (in ₹)?
38. 38.Farhan has ₹1000. In a piggy bank it stays ₹1000. In a bank at 9% simple interest per year, how many rupees more will Farhan have after 1 year?
39. 39.Vivaan keeps ₹1300 in a bank at 10% simple interest per year. How much money will there be after 2 years (in ₹)?
40. 40.Aarav keeps ₹1100 in a bank. After 1 year the simple interest is ₹44. What is the rate of interest per year (in %)?

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