Question

5. An investment doubles in value every 9 years. What was the starting value of the investment if

it is worth $4,800 after 27 years?

Answer 1

16,00

Explanation:

9 years is the (time)

divide the 27 years by 9 to see how many times it doubles

the ans is 3

now simply divide the value which is $4,800 by the 3

this gives you 1,600