Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 82 · 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.₹1300 earns 2% simple interest per year. In how many years will the interest be ₹52?
2. 2.Dev keeps ₹200 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 4 years?
3. 3.Tara keeps ₹100 in a bank at 8% simple interest per year. How much money will there be after 5 years (in ₹)?
4. 4.Manav keeps ₹800 in a bank at 5% simple interest per year. How much money will there be after 4 years (in ₹)?
5. 5.Karan keeps ₹1100 in a bank. After 5 years the simple interest is ₹495. What is the rate of interest per year (in %)?
6. 6.Manav keeps ₹600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
7. 7.Riya keeps ₹400 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
8. 8.Kabir keeps ₹1200 in a bank at 4% simple interest per year. How much money will there be after 4 years (in ₹)?
9. 9.Aditya keeps ₹800 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
10. 10.Meera keeps ₹600 in a bank. After 3 years the simple interest is ₹162. What is the rate of interest per year (in %)?
11. 11.Dev keeps ₹1700 in a bank. After 1 year the simple interest is ₹153. What is the rate of interest per year (in %)?
12. 12.Ananya keeps ₹1200 in a bank. After 3 years the simple interest is ₹108. What is the rate of interest per year (in %)?
13. 13.Isha keeps ₹2000 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
14. 14.Manav has ₹1600. In a piggy bank it stays ₹1600. In a bank at 7% simple interest per year, how many rupees more will Manav have after 2 years?
15. 15.₹800 earns 6% simple interest per year. In how many years will the interest be ₹192?
16. 16.Lakshmi keeps ₹1200 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 3 years?
17. 17.Diya keeps ₹500 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
18. 18.Dev keeps ₹300 in a bank. After 2 years the simple interest is ₹54. What is the rate of interest per year (in %)?
19. 19.₹100 earns 7% simple interest per year. In how many years will the interest be ₹14?
20. 20.Diya keeps ₹300 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 4 years?
21. 21.Rahul has ₹100. In a piggy bank it stays ₹100. In a bank at 9% simple interest per year, how many rupees more will Rahul have after 2 years?
22. 22.Vivaan keeps ₹1800 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
23. 23.₹1700 earns 4% simple interest per year. In how many years will the interest be ₹272?
24. 24.Rahul keeps ₹300 in a bank. After 2 years the simple interest is ₹30. What is the rate of interest per year (in %)?
25. 25.Meera keeps ₹600 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
26. 26.Isha has ₹1600. In a piggy bank it stays ₹1600. In a bank at 2% simple interest per year, how many rupees more will Isha have after 3 years?
27. 27.Meera keeps ₹100 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 3 years?
28. 28.₹1500 earns 2% simple interest per year. In how many years will the interest be ₹90?
29. 29.₹200 earns 3% simple interest per year. In how many years will the interest be ₹18?
30. 30.Lakshmi keeps ₹1300 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
31. 31.Saanvi keeps ₹400 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 4 years?
32. 32.₹1100 earns 6% simple interest per year. In how many years will the interest be ₹264?
33. 33.Meera keeps ₹900 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 2 years?
34. 34.Aarav keeps ₹700 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 1 year?
35. 35.Kabir keeps ₹700 in a bank at 2% simple interest per year. How much money will there be after 2 years (in ₹)?
36. 36.Nisha keeps ₹800 in a bank. After 4 years the simple interest is ₹96. What is the rate of interest per year (in %)?
37. 37.Lakshmi keeps ₹400 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
38. 38.Zoya keeps ₹500 in a bank at 2% simple interest per year. How much money will there be after 5 years (in ₹)?
39. 39.Zoya keeps ₹800 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
40. 40.Lakshmi keeps ₹400 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 1 year?

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