What is compound interest accrued on an amount of Rs 45000 in 2 yr @ 9% per annum ? 

On a certain principal if the simple interest for two years is Rs. 1400 and compound interest for the two years is Rs. 1449, what is the rate of interest? 

Rashid borrowed Rs.15000 at the rate of 10% p.a. rate of compound interest, compound annually. He repaid a certain amount at the end of the first. Then he paid Rs. 12100 at the end of the 2nd year to completely discharge the loan. What amount did he repay at the end of 1st year?

A sum of money placed at compound interest triples itself in 9 year. In how many years will if amount to 243 times itself?

A sum becomes Rs. 2916 in 2 years at 8 % per annum compound interest. The simple interest at 9% per annum for 3 years on the same amount will be 

Sanjay invested Rs. 48000 in two different parts one at 10% CI (Compounded half yearly) and another one at 15% SI. At the end of the year he received total interest Rs. 5490, then find the amount invested in SI?