Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 21 · 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.Kabir keeps ₹600 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
2. 2.₹1800 earns 6% simple interest per year. In how many years will the interest be ₹108?
3. 3.₹1900 earns 10% simple interest per year. In how many years will the interest be ₹190?
4. 4.Ananya has ₹300. In a piggy bank it stays ₹300. In a bank at 4% simple interest per year, how many rupees more will Ananya have after 2 years?
5. 5.Lakshmi keeps ₹1800 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 2 years?
6. 6.₹1100 earns 7% simple interest per year. In how many years will the interest be ₹231?
7. 7.Sneha keeps ₹1800 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 4 years?
8. 8.Vivaan keeps ₹700 in a bank at 8% simple interest per year. How much money will there be after 5 years (in ₹)?
9. 9.Joseph keeps ₹1700 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
10. 10.Karan has ₹1100. In a piggy bank it stays ₹1100. In a bank at 4% simple interest per year, how many rupees more will Karan have after 4 years?
11. 11.Karan keeps ₹1300 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
12. 12.₹700 earns 3% simple interest per year. In how many years will the interest be ₹84?
13. 13.Diya keeps ₹1600 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 3 years?
14. 14.Saanvi has ₹500. In a piggy bank it stays ₹500. In a bank at 5% simple interest per year, how many rupees more will Saanvi have after 1 year?
15. 15.Farhan has ₹1800. In a piggy bank it stays ₹1800. In a bank at 6% simple interest per year, how many rupees more will Farhan have after 1 year?
16. 16.Isha keeps ₹1300 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
17. 17.Ananya keeps ₹1100 in a bank at 9% simple interest per year. How much money will there be after 4 years (in ₹)?
18. 18.Karan has ₹1900. In a piggy bank it stays ₹1900. In a bank at 3% simple interest per year, how many rupees more will Karan have after 5 years?
19. 19.₹100 earns 5% simple interest per year. In how many years will the interest be ₹15?
20. 20.₹1200 earns 3% simple interest per year. In how many years will the interest be ₹36?
21. 21.₹800 earns 4% simple interest per year. In how many years will the interest be ₹32?
22. 22.₹1500 earns 9% simple interest per year. In how many years will the interest be ₹540?
23. 23.Kavya keeps ₹1400 in a bank at 8% simple interest per year. How much money will there be after 2 years (in ₹)?
24. 24.Zoya keeps ₹400 in a bank at 7% simple interest per year. How much money will there be after 3 years (in ₹)?
25. 25.Saanvi keeps ₹800 in a bank. After 1 year the simple interest is ₹32. What is the rate of interest per year (in %)?
26. 26.Kabir keeps ₹800 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
27. 27.Diya keeps ₹700 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
28. 28.Sneha keeps ₹700 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?
29. 29.Diya keeps ₹500 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 2 years?
30. 30.Riya keeps ₹1900 in a bank at 7% simple interest per year. How much money will there be after 5 years (in ₹)?
31. 31.Farhan keeps ₹600 in a bank. After 1 year the simple interest is ₹18. What is the rate of interest per year (in %)?
32. 32.Diya keeps ₹500 in a bank. After 3 years the simple interest is ₹45. What is the rate of interest per year (in %)?
33. 33.Arjun keeps ₹100 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
34. 34.Ananya has ₹800. In a piggy bank it stays ₹800. In a bank at 10% simple interest per year, how many rupees more will Ananya have after 3 years?
35. 35.Aarav keeps ₹1300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
36. 36.₹1900 earns 2% simple interest per year. In how many years will the interest be ₹76?
37. 37.Isha keeps ₹1000 in a bank at 10% simple interest per year. How much money will there be after 1 year (in ₹)?
38. 38.Aarav keeps ₹500 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
39. 39.Gurpreet keeps ₹1500 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 3 years?
40. 40.Aarav keeps ₹1200 in a bank at 6% simple interest per year. How much money will there be after 5 years (in ₹)?

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