A certain sum was deposited in a bank at 6% per annum at simple interest for 3 years. Had it been deposited at a rate of inetest 2% per annum more, the interest received would have been Rs. 750 more. Find the sum.

A sum was borrowed at simple interest at R% per annum for 2 years. If it had been borrowed at (R+5)% per annum it would have become Rs 200 more. Find the sum (in Rs).

A sum when reckoned at 6% per annum simple interest amounts to Rs. 4130 in 3 years. Find the sum.

A sum of Rs. 16000 earns a simple interest of Rs. 2560 in 2 years. Find the rate of interest per annum.

Arun has a certain sum deposited in a bank at 5% per annum. The bank increases the rate of interest from 5% to 6% . Arun deposits ₹2000 more in his account. The annual interest received by him now is ₹220 more than before. Find his original deposite.

A certain sum (in ₹)is invested at simple interest at y% per annum for 4 years. Had it been invested at (y + 4) % per annum at simple interest, it would have fetched ₹4,452 more as interest. What is the sum?

A sum was put at simple interest at a certain rate for 4 years. Had it been put at 2% higher rate, it would have fetched Rs. 56 more. Find the sum.

I borrowed Rs 12,000 from Jamshed at 6% per annum simple interest for 2 years. Had I borrowed this sum at 6% per annum compound interest, what extra amount would I have to pay?