A man borrows $₹ 15000$ at $12\%$ p.a. compounded annually. If he repays $₹ 3500$ at the end of first year and$₹ 4500$ at the end of second year, how much should he pay at the end of third year to clear the entire loan? 

A sum of $₹10000$ is invested in three schemes of simple interest. The annual interest rates are respectively  $4\%$, $6\%$ and $10\%$. $₹4000$ were invested in the first scheme. If the total interest earned after five years is $₹2800$, then how much money was invested in the third scheme?

Akshaya takes a loan of Rs.3000 for 2 years at 6% annual rate of interest and lends this amount to his friend for two years at 9% annual simple interest. How much did Akshaya earn in one year?

What will be the simple interest on a sum of Rs. 10000 after 3 years at the rate of 7.3% per annum? 

(A) Rs. 2,190 

(B) Rs. 2,19,000 

(C) Rs. 2,200 

(D) Rs. 2,180 

In how much time (in years) will Rs 8500 amount to Rs 10200 at simple interest at the rate of 10% per annum?