Question

In what time will a sum of money double itself at 15% per annum​

Answer 1

Answer:

In 6.6666666666666666 years

Answer 2

We will have to multiply 15% with a number that makes it 100%
Let a number =x
Then,
15x=100
x=100/15
x=6.66
Hence it will require 6.66 years