How long will it take for an amount to become double of itself at 4% per annum simple interest?

How long will it take money to double itself if invested at the rate of 8% compounded semiannually?

The rule says that to find the number of years required to double your money at a given interest rate, you just divide the interest rate into 72. For example, if you want to know how long it will take to double your money at eight percent interest, divide 8 into 72 and get 9 years.

How long will it take for a given sum of money to double itself at 10% per annum compound interest?

Hence, it will take 10 years for the sum of money to double itself with the rate of 10% per annum simple interest.

How long will it take to double itself a sum of money at 8% per annum simple interest?

⇒T=1008=12.5 years. Q.

In what time will a sum of money doubles itself at 25 4 Pa simple interest?

Answer. (d) 16 Years ans.