- A Motorbike can be purchased on cash payment of Rs. 30000. But the same Motorbike can also be purchased on the cash down payment of Rs 7000 and the rest can be paid in three equal annual instalments of Rs. 8000 for next three years. Find the rate of simple interest?
- Viraj invested Rs. 3500 at 20% p.a. simple interest for 3 years. After 3 years, he invested the amount received by him at the 20% p.a. compound interest, compounded annually for another 2 years. Find the final amount received by Viraj at the end of 5 years.
- A sum of money lent at compound interest at the rate of 20% per annum is paid back in three equal annual instalments of Rs.6048. Find the sum of money?
- A certain amount earns simple interest of Rs. 1360 after 4 years. Had the interest been 5% more, how much more interest would it have earned?
- What sum will give Rs. 279 as the difference between simple interest and compound interest at 20% in 1year 6 months compounded half yearly?
- A Motorbike can be purchased on cash payment of Rs. 30000. But the same Motorbike can also be purchased on the cash down payment of Rs 7000 and the rest can be paid in three equal annual installments of Rs. 8000 for next three years. Find the rate of simple interest?
- Difference between CI and SI on a sum for 3 year at 20% p.a. is 176. Find the simple interest on the sum after 2 years at 10% p.a.
- A man invested a certain amount of sum at 15% per annum simple interest and earned an interest of Rs.2100 after 2 years. If the same amount is invested at 10% per annum compound interest, compounded annually for two years, then find the interest.
- Simple interest earned on an amount of Rs.1600 at rate of R% per annum after 3 years is Rs.336. Find the simple interest earned on an amount of Rs.1500 at rate of (R + 4)% per annum after 2 years.
- Same amounts are invested in two schemes with 8% interest for 2 years, one scheme at S.I. and another scheme at CI. If he received Rs. 41875.2 after 2 years then find the simple interest he earned.

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