Question

A sum of money at compound interest amounts to trice itself in 3years In how many years will it be 9times itself

Answer 1

Step-by-step explanation:

short method... in 3 years.. 3 times and in 6 years.. it will be 9 times.

Answer 2

Answer:

$1x2x9 \\ \\ years = 3y + 3y = 6years$