Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 17 · 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.Lakshmi keeps ₹800 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 1 year?
2. 2.Priya keeps ₹1400 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 1 year?
3. 3.Pooja keeps ₹600 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 3 years?
4. 4.Priya keeps ₹1700 in a bank at 2% simple interest per year. How much money will there be after 5 years (in ₹)?
5. 5.Kavya keeps ₹1800 in a bank at 7% simple interest per year. How much money will there be after 1 year (in ₹)?
6. 6.Isha keeps ₹1600 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
7. 7.Meera has ₹1100. In a piggy bank it stays ₹1100. In a bank at 2% simple interest per year, how many rupees more will Meera have after 2 years?
8. 8.Manav keeps ₹1600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
9. 9.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 1 year?
10. 10.Isha keeps ₹1700 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
11. 11.Ananya has ₹1900. In a piggy bank it stays ₹1900. In a bank at 4% simple interest per year, how many rupees more will Ananya have after 1 year?
12. 12.Pooja keeps ₹1800 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
13. 13.Joseph keeps ₹1200 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 1 year?
14. 14.Tara keeps ₹600 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
15. 15.Ananya has ₹400. In a piggy bank it stays ₹400. In a bank at 3% simple interest per year, how many rupees more will Ananya have after 4 years?
16. 16.Pooja has ₹300. In a piggy bank it stays ₹300. In a bank at 3% simple interest per year, how many rupees more will Pooja have after 2 years?
17. 17.₹800 earns 7% simple interest per year. In how many years will the interest be ₹280?
18. 18.Arjun has ₹800. In a piggy bank it stays ₹800. In a bank at 9% simple interest per year, how many rupees more will Arjun have after 5 years?
19. 19.Vivaan has ₹1700. In a piggy bank it stays ₹1700. In a bank at 6% simple interest per year, how many rupees more will Vivaan have after 2 years?
20. 20.Pooja keeps ₹900 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 4 years?
21. 21.₹1000 earns 7% simple interest per year. In how many years will the interest be ₹70?
22. 22.Vivaan keeps ₹1500 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
23. 23.Vivaan keeps ₹700 in a bank at 10% simple interest per year. How much money will there be after 5 years (in ₹)?
24. 24.Manav has ₹800. In a piggy bank it stays ₹800. In a bank at 2% simple interest per year, how many rupees more will Manav have after 1 year?
25. 25.Priya keeps ₹400 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
26. 26.Aarav keeps ₹1800 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 4 years?
27. 27.₹2000 earns 8% simple interest per year. In how many years will the interest be ₹160?
28. 28.Joseph keeps ₹500 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 5 years?
29. 29.Kavya keeps ₹500 in a bank. After 2 years the simple interest is ₹50. What is the rate of interest per year (in %)?
30. 30.₹500 earns 7% simple interest per year. In how many years will the interest be ₹105?
31. 31.Kabir has ₹1700. In a piggy bank it stays ₹1700. In a bank at 4% simple interest per year, how many rupees more will Kabir have after 3 years?
32. 32.₹400 earns 3% simple interest per year. In how many years will the interest be ₹24?
33. 33.Pooja has ₹1800. In a piggy bank it stays ₹1800. In a bank at 9% simple interest per year, how many rupees more will Pooja have after 3 years?
34. 34.Dev keeps ₹1100 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 1 year?
35. 35.₹400 earns 5% simple interest per year. In how many years will the interest be ₹40?
36. 36.Arjun keeps ₹1400 in a bank. After 4 years the simple interest is ₹112. What is the rate of interest per year (in %)?
37. 37.Farhan keeps ₹1000 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
38. 38.Rohan keeps ₹200 in a bank. After 4 years the simple interest is ₹40. What is the rate of interest per year (in %)?
39. 39.Aarav keeps ₹100 in a bank. After 3 years the simple interest is ₹24. What is the rate of interest per year (in %)?
40. 40.Ananya keeps ₹2000 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?

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