Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 39 · 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 ₹1100 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 5 years?
2. 2.Vivaan has ₹1800. In a piggy bank it stays ₹1800. In a bank at 10% simple interest per year, how many rupees more will Vivaan have after 4 years?
3. 3.Rohan keeps ₹400 in a bank at 6% simple interest per year. How much money will there be after 4 years (in ₹)?
4. 4.Vivaan keeps ₹700 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 4 years?
5. 5.₹1900 earns 4% simple interest per year. In how many years will the interest be ₹380?
6. 6.Aditya has ₹100. In a piggy bank it stays ₹100. In a bank at 2% simple interest per year, how many rupees more will Aditya have after 3 years?
7. 7.Lakshmi keeps ₹1700 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
8. 8.Aarav keeps ₹300 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 3 years?
9. 9.₹1600 earns 8% simple interest per year. In how many years will the interest be ₹256?
10. 10.Kavya keeps ₹100 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 5 years?
11. 11.Vivaan keeps ₹900 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
12. 12.Dev keeps ₹1500 in a bank. After 4 years the simple interest is ₹480. What is the rate of interest per year (in %)?
13. 13.Rahul keeps ₹1200 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
14. 14.Pooja has ₹900. In a piggy bank it stays ₹900. In a bank at 3% simple interest per year, how many rupees more will Pooja have after 5 years?
15. 15.Riya keeps ₹1800 in a bank. After 5 years the simple interest is ₹630. What is the rate of interest per year (in %)?
16. 16.Ananya keeps ₹1600 in a bank. After 2 years the simple interest is ₹224. What is the rate of interest per year (in %)?
17. 17.Diya keeps ₹2000 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
18. 18.Rahul has ₹800. In a piggy bank it stays ₹800. In a bank at 8% simple interest per year, how many rupees more will Rahul have after 3 years?
19. 19.Karan keeps ₹2000 in a bank at 10% simple interest per year. How much money will there be after 4 years (in ₹)?
20. 20.Vivaan keeps ₹300 in a bank. After 2 years the simple interest is ₹42. What is the rate of interest per year (in %)?
21. 21.₹1900 earns 4% simple interest per year. In how many years will the interest be ₹304?
22. 22.Lakshmi keeps ₹1400 in a bank at 5% simple interest per year. How much money will there be after 4 years (in ₹)?
23. 23.Meera has ₹1300. In a piggy bank it stays ₹1300. In a bank at 8% simple interest per year, how many rupees more will Meera have after 5 years?
24. 24.Vivaan keeps ₹600 in a bank at 7% simple interest per year. How much money will there be after 3 years (in ₹)?
25. 25.Karan keeps ₹900 in a bank at 8% simple interest per year. How much money will there be after 1 year (in ₹)?
26. 26.Aarav keeps ₹1200 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 4 years?
27. 27.Isha keeps ₹2000 in a bank at 7% simple interest per year. How much money will there be after 3 years (in ₹)?
28. 28.Saanvi keeps ₹2000 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
29. 29.Arjun has ₹1500. In a piggy bank it stays ₹1500. In a bank at 4% simple interest per year, how many rupees more will Arjun have after 4 years?
30. 30.Saanvi has ₹1500. In a piggy bank it stays ₹1500. In a bank at 6% simple interest per year, how many rupees more will Saanvi have after 5 years?
31. 31.Aarav keeps ₹500 in a bank at 7% simple interest per year. How much money will there be after 5 years (in ₹)?
32. 32.₹500 earns 4% simple interest per year. In how many years will the interest be ₹80?
33. 33.Ishaan keeps ₹1600 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 1 year?
34. 34.Dev keeps ₹1800 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
35. 35.₹1300 earns 4% simple interest per year. In how many years will the interest be ₹52?
36. 36.₹1500 earns 7% simple interest per year. In how many years will the interest be ₹105?
37. 37.Karan has ₹1200. In a piggy bank it stays ₹1200. In a bank at 7% simple interest per year, how many rupees more will Karan have after 5 years?
38. 38.Dev keeps ₹600 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 3 years?
39. 39.Riya keeps ₹2000 in a bank. After 4 years the simple interest is ₹400. What is the rate of interest per year (in %)?
40. 40.₹900 earns 7% simple interest per year. In how many years will the interest be ₹189?

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