Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 109 · 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.₹1100 earns 3% simple interest per year. In how many years will the interest be ₹66?
2. 2.Rohan has ₹600. In a piggy bank it stays ₹600. In a bank at 7% simple interest per year, how many rupees more will Rohan have after 2 years?
3. 3.Nisha keeps ₹1400 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
4. 4.Kavya has ₹1200. In a piggy bank it stays ₹1200. In a bank at 7% simple interest per year, how many rupees more will Kavya have after 4 years?
5. 5.₹1000 earns 2% simple interest per year. In how many years will the interest be ₹100?
6. 6.Joseph keeps ₹100 in a bank. After 4 years the simple interest is ₹24. What is the rate of interest per year (in %)?
7. 7.Ishaan keeps ₹700 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 3 years?
8. 8.₹300 earns 9% simple interest per year. In how many years will the interest be ₹108?
9. 9.Lakshmi keeps ₹1200 in a bank. After 1 year the simple interest is ₹60. What is the rate of interest per year (in %)?
10. 10.Nisha keeps ₹300 in a bank at 2% simple interest per year. How much money will there be after 2 years (in ₹)?
11. 11.Sneha keeps ₹800 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 4 years?
12. 12.Arjun keeps ₹500 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
13. 13.₹200 earns 4% simple interest per year. In how many years will the interest be ₹8?
14. 14.₹1300 earns 3% simple interest per year. In how many years will the interest be ₹195?
15. 15.Manav has ₹700. In a piggy bank it stays ₹700. In a bank at 7% simple interest per year, how many rupees more will Manav have after 4 years?
16. 16.Rohan keeps ₹100 in a bank. After 5 years the simple interest is ₹25. What is the rate of interest per year (in %)?
17. 17.Pooja has ₹300. In a piggy bank it stays ₹300. In a bank at 2% simple interest per year, how many rupees more will Pooja have after 2 years?
18. 18.Saanvi keeps ₹300 in a bank. After 5 years the simple interest is ₹150. What is the rate of interest per year (in %)?
19. 19.₹600 earns 5% simple interest per year. In how many years will the interest be ₹120?
20. 20.Vivaan keeps ₹400 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 3 years?
21. 21.Lakshmi keeps ₹1200 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
22. 22.Gurpreet keeps ₹400 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
23. 23.Rohan has ₹500. In a piggy bank it stays ₹500. In a bank at 3% simple interest per year, how many rupees more will Rohan have after 5 years?
24. 24.₹400 earns 2% simple interest per year. In how many years will the interest be ₹16?
25. 25.Diya keeps ₹100 in a bank. After 5 years the simple interest is ₹25. What is the rate of interest per year (in %)?
26. 26.Sneha keeps ₹1900 in a bank. After 5 years the simple interest is ₹855. What is the rate of interest per year (in %)?
27. 27.Riya keeps ₹600 in a bank. After 5 years the simple interest is ₹90. What is the rate of interest per year (in %)?
28. 28.Joseph keeps ₹1300 in a bank. After 5 years the simple interest is ₹390. What is the rate of interest per year (in %)?
29. 29.Riya has ₹800. In a piggy bank it stays ₹800. In a bank at 2% simple interest per year, how many rupees more will Riya have after 5 years?
30. 30.Isha keeps ₹300 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 3 years?
31. 31.Dev keeps ₹900 in a bank at 6% simple interest per year. How much money will there be after 5 years (in ₹)?
32. 32.₹1300 earns 10% simple interest per year. In how many years will the interest be ₹650?
33. 33.Tara keeps ₹500 in a bank. After 3 years the simple interest is ₹45. What is the rate of interest per year (in %)?
34. 34.Aarav has ₹500. In a piggy bank it stays ₹500. In a bank at 6% simple interest per year, how many rupees more will Aarav have after 1 year?
35. 35.Joseph keeps ₹400 in a bank. After 3 years the simple interest is ₹72. What is the rate of interest per year (in %)?
36. 36.Saanvi keeps ₹2000 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
37. 37.Isha keeps ₹300 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
38. 38.Nisha keeps ₹1400 in a bank at 9% simple interest per year. How much money will there be after 5 years (in ₹)?
39. 39.Riya has ₹100. In a piggy bank it stays ₹100. In a bank at 7% simple interest per year, how many rupees more will Riya have after 4 years?
40. 40.Riya keeps ₹1900 in a bank. After 4 years the simple interest is ₹152. What is the rate of interest per year (in %)?

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