Question

how much time takes a sum of money double itself at 7.5%per annum​

Answer 1

Answer:

13.3333333333....year or 13.1

3

Step-by-step explanation:

to double the money we need to reach a total interest rate to 100%

so 100%+100%. will give 200% or double

so to get the year divide 100% by 7.5%

which will give 13.333...years.