Question

a certain sum of money double itself at simple interest in 8year .in how many years will it be 3 times at the sa rate

Answer 1

Answer:

12 years

Step-by-step explanation:

it will triple in 12 years as in 8 years it is doubled

it can be solved by ratio and proportion

2:8 = 1:4

so when we multiply 1 by 3 so 4 also gets multiplied by 3 and that gives us 2 years

so answer = 12 years