Ravi borrowed Rs. 36000 from Akash at a simple interest of 8% per annum for a period of 4 years. Calculate the amount to be returned by Ravi to Akash after 4 years?

Consider the compound interest of the following

(A) The compound interest on Rs 16000 at 20% per annum for 9 months, compounded quarterly is: Rs 2522

(B) The compound interest on Rs 2800 at 10% per annum for 18 months, compounded annually is: Rs 434

Choose the correct statement(s):

Simple interest on a certain sum of money for 3 years at 8% per annum is half of the compound interest on ₹ 6000 for 2 years at 10% per annum. Find the sum on which simple interest is calculated ?

Consider the compound interest of the following

(A) The compound interest on Rs 30500 at 15% per annum for 2 years, (compounded annually) is: Rs. 9836.25

(B) The compound interest of Rs 5000 at 20% per annum for one year is compounded (half-yearly) is: Rs. 6050.

Which of the following statements is / are correct?

A sum of money becomes ₹5100 after 3 years and ₹5950 after 4 years on compound interest. The rate of interest per annum is:

The simple interest of an amount is $\frac{16}{25}$ of the principal. Find the rate % PA, if the time and rate both are numerically equal.

A man invested $\frac{1}{3}$ of his capital at 8%, $\frac{1}{4}$ at 10% and the remainder at 12%. If his annual income is ₹671, find the capital.