In: Finance
You are promised to double your investment in 4 years. What rate of interest per year are you being promised?
Group of answer choices
18.92%
Need more information
15.78%
24.75%
Since the amount doubles, the future value is twice of the present value
Lets assume that PV = $1
This means that FV should equal $2
N = 4 years
FV = PV * (1 + Rate^N
2 = 1 * (1 + Rate)^4
(1 + Rate)^4 = 2
(1 + Rate) = 2 ^(1/4)
(1 + Rate) = 1.1892
Rate = 1.1892 - 1
= 18.92%
Correct choice A