Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 168 · 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.₹200 earns 3% simple interest per year. In how many years will the interest be ₹30?
2. 2.Kavya keeps ₹1000 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
3. 3.Rohan has ₹1900. In a piggy bank it stays ₹1900. In a bank at 9% simple interest per year, how many rupees more will Rohan have after 2 years?
4. 4.Rahul keeps ₹1200 in a bank. After 5 years the simple interest is ₹180. What is the rate of interest per year (in %)?
5. 5.Karan keeps ₹500 in a bank at 9% simple interest per year. How much money will there be after 5 years (in ₹)?
6. 6.Lakshmi keeps ₹600 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 5 years?
7. 7.Pooja keeps ₹1200 in a bank at 4% simple interest per year. How much money will there be after 3 years (in ₹)?
8. 8.Vivaan keeps ₹1700 in a bank. After 5 years the simple interest is ₹255. What is the rate of interest per year (in %)?
9. 9.₹1500 earns 9% simple interest per year. In how many years will the interest be ₹540?
10. 10.Vivaan keeps ₹500 in a bank at 6% simple interest per year. How much money will there be after 2 years (in ₹)?
11. 11.₹1000 earns 10% simple interest per year. In how many years will the interest be ₹500?
12. 12.Ishaan keeps ₹1400 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
13. 13.Rahul keeps ₹200 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
14. 14.Isha keeps ₹300 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
15. 15.Isha keeps ₹900 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
16. 16.Arjun keeps ₹300 in a bank. After 5 years the simple interest is ₹120. What is the rate of interest per year (in %)?
17. 17.Saanvi has ₹1700. In a piggy bank it stays ₹1700. In a bank at 9% simple interest per year, how many rupees more will Saanvi have after 1 year?
18. 18.₹1900 earns 6% simple interest per year. In how many years will the interest be ₹570?
19. 19.Rahul keeps ₹1400 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
20. 20.Rahul keeps ₹600 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 1 year?
21. 21.Kavya keeps ₹500 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
22. 22.Arjun has ₹900. In a piggy bank it stays ₹900. In a bank at 6% simple interest per year, how many rupees more will Arjun have after 2 years?
23. 23.Zoya has ₹300. In a piggy bank it stays ₹300. In a bank at 10% simple interest per year, how many rupees more will Zoya have after 3 years?
24. 24.₹1200 earns 2% simple interest per year. In how many years will the interest be ₹72?
25. 25.Sneha keeps ₹1000 in a bank. After 5 years the simple interest is ₹300. What is the rate of interest per year (in %)?
26. 26.Riya keeps ₹700 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 4 years?
27. 27.Rahul keeps ₹2000 in a bank at 5% simple interest per year. How much money will there be after 2 years (in ₹)?
28. 28.₹900 earns 8% simple interest per year. In how many years will the interest be ₹360?
29. 29.Riya keeps ₹1800 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
30. 30.Rahul keeps ₹600 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 4 years?
31. 31.Karan keeps ₹900 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
32. 32.₹1700 earns 7% simple interest per year. In how many years will the interest be ₹119?
33. 33.Meera keeps ₹100 in a bank at 2% simple interest per year. How much money will there be after 4 years (in ₹)?
34. 34.Ananya keeps ₹300 in a bank. After 4 years the simple interest is ₹24. What is the rate of interest per year (in %)?
35. 35.Lakshmi has ₹1300. In a piggy bank it stays ₹1300. In a bank at 5% simple interest per year, how many rupees more will Lakshmi have after 2 years?
36. 36.Dev keeps ₹2000 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 5 years?
37. 37.Aarav keeps ₹1800 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
38. 38.Riya keeps ₹1200 in a bank at 4% simple interest per year. How much money will there be after 4 years (in ₹)?
39. 39.₹1300 earns 7% simple interest per year. In how many years will the interest be ₹364?
40. 40.Aditya keeps ₹600 in a bank at 6% simple interest per year. How much money will there be after 1 year (in ₹)?

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