Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 221 · 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.Rohan keeps ₹1300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 3 years?
2. 2.₹1700 earns 10% simple interest per year. In how many years will the interest be ₹850?
3. 3.Dev keeps ₹1900 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
4. 4.Manav keeps ₹200 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 1 year?
5. 5.Nisha has ₹700. In a piggy bank it stays ₹700. In a bank at 5% simple interest per year, how many rupees more will Nisha have after 4 years?
6. 6.Tara keeps ₹300 in a bank at 10% simple interest per year. How much money will there be after 4 years (in ₹)?
7. 7.Zoya keeps ₹300 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
8. 8.Lakshmi keeps ₹1600 in a bank. After 3 years the simple interest is ₹240. What is the rate of interest per year (in %)?
9. 9.Aarav keeps ₹800 in a bank. After 5 years the simple interest is ₹280. What is the rate of interest per year (in %)?
10. 10.Riya keeps ₹300 in a bank. After 4 years the simple interest is ₹36. What is the rate of interest per year (in %)?
11. 11.₹500 earns 4% simple interest per year. In how many years will the interest be ₹100?
12. 12.₹300 earns 7% simple interest per year. In how many years will the interest be ₹42?
13. 13.Rahul keeps ₹400 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
14. 14.Dev has ₹2000. In a piggy bank it stays ₹2000. In a bank at 5% simple interest per year, how many rupees more will Dev have after 3 years?
15. 15.Manav keeps ₹1900 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 3 years?
16. 16.Manav keeps ₹1700 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
17. 17.Joseph keeps ₹100 in a bank at 8% simple interest per year. How much money will there be after 1 year (in ₹)?
18. 18.Isha keeps ₹500 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 4 years?
19. 19.Dev keeps ₹200 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
20. 20.Arjun keeps ₹600 in a bank at 6% simple interest per year. How much money will there be after 3 years (in ₹)?
21. 21.₹1500 earns 10% simple interest per year. In how many years will the interest be ₹600?
22. 22.Ananya keeps ₹1700 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 3 years?
23. 23.Manav keeps ₹100 in a bank. After 4 years the simple interest is ₹20. What is the rate of interest per year (in %)?
24. 24.Rohan keeps ₹1600 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
25. 25.Farhan keeps ₹400 in a bank. After 1 year the simple interest is ₹8. What is the rate of interest per year (in %)?
26. 26.Joseph has ₹1900. In a piggy bank it stays ₹1900. In a bank at 9% simple interest per year, how many rupees more will Joseph have after 1 year?
27. 27.Farhan keeps ₹400 in a bank. After 5 years the simple interest is ₹40. What is the rate of interest per year (in %)?
28. 28.₹2000 earns 2% simple interest per year. In how many years will the interest be ₹160?
29. 29.₹1600 earns 3% simple interest per year. In how many years will the interest be ₹48?
30. 30.Tara keeps ₹1900 in a bank at 7% simple interest per year. How much money will there be after 2 years (in ₹)?
31. 31.Ishaan keeps ₹400 in a bank. After 1 year the simple interest is ₹12. What is the rate of interest per year (in %)?
32. 32.Vivaan keeps ₹900 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
33. 33.Meera keeps ₹700 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
34. 34.Ananya keeps ₹1400 in a bank. After 5 years the simple interest is ₹420. What is the rate of interest per year (in %)?
35. 35.Kavya keeps ₹1200 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 4 years?
36. 36.Saanvi keeps ₹100 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
37. 37.Diya keeps ₹100 in a bank at 9% simple interest per year. How much money will there be after 3 years (in ₹)?
38. 38.Tara keeps ₹500 in a bank. After 4 years the simple interest is ₹40. What is the rate of interest per year (in %)?
39. 39.Rahul keeps ₹800 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 2 years?
40. 40.Arjun keeps ₹200 in a bank. After 2 years the simple interest is ₹8. What is the rate of interest per year (in %)?

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