Question

a sum of money at simple interest is double itself in 15 years. find the no. of the years in which it will become 8 times itself

Answer 1

Answer:

it will take 45 years to becomes 8 times

Step-by-step explanation:

find the attachment below for the steps

well in step (1+R/100)^m= [(1+r/100)^15] ^ 3

we did this because we need to make the bases same

hope u understood