Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 127 · 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.Aditya keeps ₹800 in a bank. After 4 years the simple interest is ₹128. What is the rate of interest per year (in %)?
2. 2.₹500 earns 2% simple interest per year. In how many years will the interest be ₹50?
3. 3.Gurpreet keeps ₹1300 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
4. 4.Lakshmi keeps ₹600 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 4 years?
5. 5.Aditya keeps ₹1300 in a bank. After 5 years the simple interest is ₹390. What is the rate of interest per year (in %)?
6. 6.₹300 earns 9% simple interest per year. In how many years will the interest be ₹81?
7. 7.Gurpreet keeps ₹900 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
8. 8.Kavya keeps ₹1100 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
9. 9.₹600 earns 10% simple interest per year. In how many years will the interest be ₹300?
10. 10.Isha keeps ₹800 in a bank at 10% simple interest per year. How much money will there be after 5 years (in ₹)?
11. 11.Vivaan keeps ₹1600 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
12. 12.Joseph has ₹200. In a piggy bank it stays ₹200. In a bank at 10% simple interest per year, how many rupees more will Joseph have after 5 years?
13. 13.Priya keeps ₹100 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
14. 14.Saanvi keeps ₹500 in a bank. After 3 years the simple interest is ₹60. What is the rate of interest per year (in %)?
15. 15.Gurpreet has ₹400. In a piggy bank it stays ₹400. In a bank at 10% simple interest per year, how many rupees more will Gurpreet have after 1 year?
16. 16.Meera keeps ₹100 in a bank. After 2 years the simple interest is ₹12. What is the rate of interest per year (in %)?
17. 17.Joseph keeps ₹1000 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
18. 18.Joseph keeps ₹1600 in a bank. After 5 years the simple interest is ₹640. What is the rate of interest per year (in %)?
19. 19.Kabir keeps ₹200 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 3 years?
20. 20.Riya keeps ₹500 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
21. 21.Pooja keeps ₹200 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
22. 22.Manav keeps ₹1500 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 3 years?
23. 23.₹1600 earns 5% simple interest per year. In how many years will the interest be ₹400?
24. 24.Joseph has ₹1700. In a piggy bank it stays ₹1700. In a bank at 8% simple interest per year, how many rupees more will Joseph have after 1 year?
25. 25.Pooja has ₹1100. In a piggy bank it stays ₹1100. In a bank at 9% simple interest per year, how many rupees more will Pooja have after 5 years?
26. 26.₹1600 earns 3% simple interest per year. In how many years will the interest be ₹144?
27. 27.Rohan keeps ₹2000 in a bank. After 4 years the simple interest is ₹240. What is the rate of interest per year (in %)?
28. 28.Rahul keeps ₹700 in a bank. After 1 year the simple interest is ₹28. What is the rate of interest per year (in %)?
29. 29.Riya keeps ₹600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 1 year?
30. 30.Lakshmi keeps ₹1000 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 3 years?
31. 31.Joseph keeps ₹800 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
32. 32.₹500 earns 6% simple interest per year. In how many years will the interest be ₹60?
33. 33.Kavya has ₹1600. In a piggy bank it stays ₹1600. In a bank at 8% simple interest per year, how many rupees more will Kavya have after 4 years?
34. 34.Lakshmi keeps ₹700 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
35. 35.Isha keeps ₹1700 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
36. 36.₹200 earns 2% simple interest per year. In how many years will the interest be ₹4?
37. 37.₹1900 earns 5% simple interest per year. In how many years will the interest be ₹380?
38. 38.₹900 earns 7% simple interest per year. In how many years will the interest be ₹63?
39. 39.Joseph keeps ₹200 in a bank at 6% simple interest per year. How much money will there be after 2 years (in ₹)?
40. 40.₹1400 earns 6% simple interest per year. In how many years will the interest be ₹168?

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