Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 286 · 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.₹1300 earns 2% simple interest per year. In how many years will the interest be ₹78?
2. 2.Ishaan keeps ₹2000 in a bank. After 5 years the simple interest is ₹400. What is the rate of interest per year (in %)?
3. 3.Dev has ₹1100. In a piggy bank it stays ₹1100. In a bank at 9% simple interest per year, how many rupees more will Dev have after 3 years?
4. 4.Nisha keeps ₹500 in a bank. After 2 years the simple interest is ₹40. What is the rate of interest per year (in %)?
5. 5.Farhan keeps ₹200 in a bank. After 2 years the simple interest is ₹20. What is the rate of interest per year (in %)?
6. 6.₹2000 earns 3% simple interest per year. In how many years will the interest be ₹120?
7. 7.Sneha keeps ₹1100 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 3 years?
8. 8.Karan keeps ₹400 in a bank at 6% simple interest per year. How much money will there be after 5 years (in ₹)?
9. 9.Lakshmi has ₹1000. In a piggy bank it stays ₹1000. In a bank at 9% simple interest per year, how many rupees more will Lakshmi have after 3 years?
10. 10.₹1600 earns 9% simple interest per year. In how many years will the interest be ₹144?
11. 11.Isha has ₹800. In a piggy bank it stays ₹800. In a bank at 9% simple interest per year, how many rupees more will Isha have after 1 year?
12. 12.₹1700 earns 10% simple interest per year. In how many years will the interest be ₹850?
13. 13.Isha has ₹1200. In a piggy bank it stays ₹1200. In a bank at 7% simple interest per year, how many rupees more will Isha have after 4 years?
14. 14.₹500 earns 7% simple interest per year. In how many years will the interest be ₹140?
15. 15.Arjun keeps ₹200 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 4 years?
16. 16.₹300 earns 6% simple interest per year. In how many years will the interest be ₹54?
17. 17.Karan keeps ₹600 in a bank. After 5 years the simple interest is ₹120. What is the rate of interest per year (in %)?
18. 18.₹200 earns 5% simple interest per year. In how many years will the interest be ₹40?
19. 19.Farhan keeps ₹600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
20. 20.Rohan has ₹800. In a piggy bank it stays ₹800. In a bank at 9% simple interest per year, how many rupees more will Rohan have after 3 years?
21. 21.Meera keeps ₹1100 in a bank. After 3 years the simple interest is ₹132. What is the rate of interest per year (in %)?
22. 22.₹1600 earns 7% simple interest per year. In how many years will the interest be ₹448?
23. 23.Nisha keeps ₹800 in a bank. After 2 years the simple interest is ₹64. What is the rate of interest per year (in %)?
24. 24.Dev has ₹1900. In a piggy bank it stays ₹1900. In a bank at 3% simple interest per year, how many rupees more will Dev have after 4 years?
25. 25.₹400 earns 3% simple interest per year. In how many years will the interest be ₹48?
26. 26.Rohan keeps ₹600 in a bank at 9% simple interest per year. How much money will there be after 2 years (in ₹)?
27. 27.Karan keeps ₹1400 in a bank at 2% simple interest per year. How much money will there be after 5 years (in ₹)?
28. 28.Lakshmi keeps ₹700 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
29. 29.Lakshmi keeps ₹600 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
30. 30.Vivaan keeps ₹1600 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?
31. 31.Gurpreet keeps ₹500 in a bank at 7% simple interest per year. How much money will there be after 1 year (in ₹)?
32. 32.Joseph keeps ₹1100 in a bank. After 1 year the simple interest is ₹88. What is the rate of interest per year (in %)?
33. 33.Lakshmi has ₹600. In a piggy bank it stays ₹600. In a bank at 10% simple interest per year, how many rupees more will Lakshmi have after 4 years?
34. 34.Pooja keeps ₹300 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
35. 35.Zoya keeps ₹100 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 3 years?
36. 36.Arjun keeps ₹2000 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 4 years?
37. 37.Rahul keeps ₹600 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
38. 38.Joseph has ₹200. In a piggy bank it stays ₹200. In a bank at 7% simple interest per year, how many rupees more will Joseph have after 2 years?
39. 39.Ishaan keeps ₹1200 in a bank at 6% simple interest per year. How much money will there be after 5 years (in ₹)?
40. 40.Saanvi keeps ₹200 in a bank at 4% simple interest per year. How much money will there be after 4 years (in ₹)?

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