Question

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

pls send with explanation
and clear picture ​

Answer 1

Step-by-step explanation:

If the principal be x, then amount = 2x

We know that,

∴ SI = Amount - Principal = 2x - x = x

Time = SI×100/ Principal×rate

= x×100/ x×15

= 20/ 3

= 6 × 2/3 years