Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 111 · 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.₹800 earns 4% simple interest per year. In how many years will the interest be ₹32?
2. 2.Farhan keeps ₹1900 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 4 years?
3. 3.₹1000 earns 7% simple interest per year. In how many years will the interest be ₹350?
4. 4.₹1700 earns 9% simple interest per year. In how many years will the interest be ₹306?
5. 5.Diya keeps ₹200 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
6. 6.Meera keeps ₹400 in a bank at 8% simple interest per year. How much money will there be after 4 years (in ₹)?
7. 7.Joseph has ₹1500. In a piggy bank it stays ₹1500. In a bank at 3% simple interest per year, how many rupees more will Joseph have after 3 years?
8. 8.Farhan keeps ₹1900 in a bank. After 2 years the simple interest is ₹304. What is the rate of interest per year (in %)?
9. 9.Aarav keeps ₹300 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
10. 10.₹2000 earns 8% simple interest per year. In how many years will the interest be ₹160?
11. 11.Sneha keeps ₹900 in a bank at 3% simple interest per year. How much money will there be after 5 years (in ₹)?
12. 12.Tara keeps ₹1000 in a bank at 10% simple interest per year. How much money will there be after 5 years (in ₹)?
13. 13.Lakshmi keeps ₹1000 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
14. 14.Ishaan keeps ₹100 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
15. 15.Nisha has ₹1400. In a piggy bank it stays ₹1400. In a bank at 2% simple interest per year, how many rupees more will Nisha have after 2 years?
16. 16.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?
17. 17.₹400 earns 5% simple interest per year. In how many years will the interest be ₹20?
18. 18.Ishaan has ₹1700. In a piggy bank it stays ₹1700. In a bank at 5% simple interest per year, how many rupees more will Ishaan have after 1 year?
19. 19.Diya keeps ₹200 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
20. 20.Isha keeps ₹2000 in a bank at 6% simple interest per year. How much money will there be after 5 years (in ₹)?
21. 21.Saanvi has ₹1600. In a piggy bank it stays ₹1600. In a bank at 10% simple interest per year, how many rupees more will Saanvi have after 2 years?
22. 22.Farhan has ₹200. In a piggy bank it stays ₹200. In a bank at 2% simple interest per year, how many rupees more will Farhan have after 1 year?
23. 23.Riya keeps ₹500 in a bank. After 2 years the simple interest is ₹80. What is the rate of interest per year (in %)?
24. 24.Kavya keeps ₹1800 in a bank. After 4 years the simple interest is ₹288. What is the rate of interest per year (in %)?
25. 25.Nisha keeps ₹1900 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 1 year?
26. 26.₹1200 earns 5% simple interest per year. In how many years will the interest be ₹240?
27. 27.Joseph has ₹1200. In a piggy bank it stays ₹1200. In a bank at 6% simple interest per year, how many rupees more will Joseph have after 3 years?
28. 28.₹200 earns 5% simple interest per year. In how many years will the interest be ₹30?
29. 29.Ananya keeps ₹200 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
30. 30.Dev has ₹400. In a piggy bank it stays ₹400. In a bank at 9% simple interest per year, how many rupees more will Dev have after 2 years?
31. 31.₹600 earns 2% simple interest per year. In how many years will the interest be ₹48?
32. 32.₹800 earns 5% simple interest per year. In how many years will the interest be ₹200?
33. 33.Ishaan keeps ₹1400 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 1 year?
34. 34.Kabir keeps ₹1700 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
35. 35.₹100 earns 2% simple interest per year. In how many years will the interest be ₹10?
36. 36.Ananya has ₹1500. In a piggy bank it stays ₹1500. In a bank at 4% simple interest per year, how many rupees more will Ananya have after 4 years?
37. 37.Rahul has ₹300. In a piggy bank it stays ₹300. In a bank at 10% simple interest per year, how many rupees more will Rahul have after 5 years?
38. 38.Zoya keeps ₹1600 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
39. 39.Sneha has ₹300. In a piggy bank it stays ₹300. In a bank at 6% simple interest per year, how many rupees more will Sneha have after 4 years?
40. 40.Meera keeps ₹300 in a bank at 4% simple interest per year. How much money will there be after 5 years (in ₹)?

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