Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 287 · 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.Gurpreet keeps ₹400 in a bank. After 2 years the simple interest is ₹56. What is the rate of interest per year (in %)?
2. 2.₹300 earns 3% simple interest per year. In how many years will the interest be ₹9?
3. 3.₹700 earns 4% simple interest per year. In how many years will the interest be ₹84?
4. 4.Zoya has ₹1900. In a piggy bank it stays ₹1900. In a bank at 8% simple interest per year, how many rupees more will Zoya have after 1 year?
5. 5.Kabir keeps ₹1600 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
6. 6.Farhan keeps ₹700 in a bank. After 3 years the simple interest is ₹84. What is the rate of interest per year (in %)?
7. 7.Nisha keeps ₹300 in a bank. After 4 years the simple interest is ₹84. What is the rate of interest per year (in %)?
8. 8.Isha has ₹1100. In a piggy bank it stays ₹1100. In a bank at 10% simple interest per year, how many rupees more will Isha have after 3 years?
9. 9.Karan keeps ₹1900 in a bank at 10% simple interest per year. How much money will there be after 4 years (in ₹)?
10. 10.Karan keeps ₹400 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
11. 11.Rahul keeps ₹2000 in a bank at 8% simple interest per year. How much money will there be after 5 years (in ₹)?
12. 12.Zoya has ₹700. In a piggy bank it stays ₹700. In a bank at 8% simple interest per year, how many rupees more will Zoya have after 1 year?
13. 13.Meera keeps ₹400 in a bank at 5% simple interest per year. How much money will there be after 4 years (in ₹)?
14. 14.Riya keeps ₹400 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 3 years?
15. 15.Lakshmi keeps ₹1600 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
16. 16.Dev keeps ₹200 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
17. 17.₹1800 earns 2% simple interest per year. In how many years will the interest be ₹36?
18. 18.₹1900 earns 10% simple interest per year. In how many years will the interest be ₹950?
19. 19.Pooja keeps ₹1700 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 4 years?
20. 20.Arjun has ₹800. In a piggy bank it stays ₹800. In a bank at 10% simple interest per year, how many rupees more will Arjun have after 4 years?
21. 21.Farhan keeps ₹700 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 1 year?
22. 22.Manav keeps ₹1200 in a bank. After 2 years the simple interest is ₹96. What is the rate of interest per year (in %)?
23. 23.₹1600 earns 10% simple interest per year. In how many years will the interest be ₹320?
24. 24.Joseph has ₹1400. In a piggy bank it stays ₹1400. In a bank at 2% simple interest per year, how many rupees more will Joseph have after 2 years?
25. 25.Zoya keeps ₹1800 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 5 years?
26. 26.Riya keeps ₹300 in a bank. After 2 years the simple interest is ₹42. What is the rate of interest per year (in %)?
27. 27.₹1400 earns 10% simple interest per year. In how many years will the interest be ₹140?
28. 28.Priya keeps ₹300 in a bank. After 1 year the simple interest is ₹30. What is the rate of interest per year (in %)?
29. 29.₹300 earns 8% simple interest per year. In how many years will the interest be ₹72?
30. 30.Rohan keeps ₹1800 in a bank. After 3 years the simple interest is ₹432. What is the rate of interest per year (in %)?
31. 31.Aditya keeps ₹800 in a bank. After 5 years the simple interest is ₹280. What is the rate of interest per year (in %)?
32. 32.Isha keeps ₹1500 in a bank. After 1 year the simple interest is ₹45. What is the rate of interest per year (in %)?
33. 33.Rohan keeps ₹200 in a bank at 7% simple interest per year. How much money will there be after 3 years (in ₹)?
34. 34.Kavya keeps ₹900 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
35. 35.₹400 earns 3% simple interest per year. In how many years will the interest be ₹48?
36. 36.Sneha keeps ₹1700 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
37. 37.Manav has ₹700. In a piggy bank it stays ₹700. In a bank at 3% simple interest per year, how many rupees more will Manav have after 1 year?
38. 38.₹1500 earns 9% simple interest per year. In how many years will the interest be ₹270?
39. 39.Dev keeps ₹500 in a bank at 7% simple interest per year. How much money will there be after 2 years (in ₹)?
40. 40.Meera keeps ₹300 in a bank at 4% simple interest per year. How much money will there be after 2 years (in ₹)?

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