Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 271 · 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.₹1900 earns 8% simple interest per year. In how many years will the interest be ₹456?
2. 2.Meera keeps ₹1400 in a bank. After 3 years the simple interest is ₹168. What is the rate of interest per year (in %)?
3. 3.Nisha keeps ₹1100 in a bank. After 1 year the simple interest is ₹88. What is the rate of interest per year (in %)?
4. 4.₹400 earns 5% simple interest per year. In how many years will the interest be ₹80?
5. 5.Aditya keeps ₹1300 in a bank. After 3 years the simple interest is ₹117. What is the rate of interest per year (in %)?
6. 6.Aditya keeps ₹400 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
7. 7.Pooja keeps ₹2000 in a bank. After 1 year the simple interest is ₹80. What is the rate of interest per year (in %)?
8. 8.Vivaan keeps ₹600 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 3 years?
9. 9.₹1300 earns 3% simple interest per year. In how many years will the interest be ₹39?
10. 10.Vivaan keeps ₹1500 in a bank at 2% simple interest per year. How much money will there be after 3 years (in ₹)?
11. 11.Farhan has ₹300. In a piggy bank it stays ₹300. In a bank at 4% simple interest per year, how many rupees more will Farhan have after 1 year?
12. 12.Meera keeps ₹1400 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 4 years?
13. 13.₹1600 earns 3% simple interest per year. In how many years will the interest be ₹48?
14. 14.Ishaan keeps ₹500 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?
15. 15.Dev keeps ₹1300 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
16. 16.Diya has ₹1800. In a piggy bank it stays ₹1800. In a bank at 8% simple interest per year, how many rupees more will Diya have after 3 years?
17. 17.₹1300 earns 2% simple interest per year. In how many years will the interest be ₹130?
18. 18.Pooja keeps ₹200 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
19. 19.Isha keeps ₹1600 in a bank. After 1 year the simple interest is ₹112. What is the rate of interest per year (in %)?
20. 20.Manav keeps ₹1900 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
21. 21.₹900 earns 6% simple interest per year. In how many years will the interest be ₹162?
22. 22.₹1300 earns 10% simple interest per year. In how many years will the interest be ₹390?
23. 23.Joseph keeps ₹1800 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 5 years?
24. 24.Kabir keeps ₹600 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
25. 25.Kavya keeps ₹100 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
26. 26.Sneha has ₹1800. In a piggy bank it stays ₹1800. In a bank at 3% simple interest per year, how many rupees more will Sneha have after 4 years?
27. 27.Farhan has ₹1400. In a piggy bank it stays ₹1400. In a bank at 6% simple interest per year, how many rupees more will Farhan have after 5 years?
28. 28.Rohan keeps ₹300 in a bank. After 1 year the simple interest is ₹6. What is the rate of interest per year (in %)?
29. 29.Dev has ₹600. In a piggy bank it stays ₹600. In a bank at 9% simple interest per year, how many rupees more will Dev have after 5 years?
30. 30.Zoya has ₹700. In a piggy bank it stays ₹700. In a bank at 6% simple interest per year, how many rupees more will Zoya have after 4 years?
31. 31.Diya keeps ₹1900 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 1 year?
32. 32.₹600 earns 7% simple interest per year. In how many years will the interest be ₹210?
33. 33.Lakshmi keeps ₹2000 in a bank. After 1 year the simple interest is ₹120. What is the rate of interest per year (in %)?
34. 34.Manav keeps ₹1200 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 4 years?
35. 35.Joseph keeps ₹1800 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
36. 36.Riya keeps ₹700 in a bank. After 3 years the simple interest is ₹42. What is the rate of interest per year (in %)?
37. 37.Meera keeps ₹100 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
38. 38.Riya keeps ₹1000 in a bank at 9% simple interest per year. How much money will there be after 4 years (in ₹)?
39. 39.Vivaan keeps ₹1800 in a bank at 2% simple interest per year. How much money will there be after 3 years (in ₹)?
40. 40.₹1200 earns 4% simple interest per year. In how many years will the interest be ₹48?

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