The book seller should invest in the extra space.
Explanation:
As per the given data:
rent for the additional space given is $300 per year, the additional profit that will be pulled by adding on the space = $4000 per year, the current rate of interest given is = 12%
In order to calculate about the decision, the present values needs to be calculated first
The present value of the investment = (- $ 3000 plus $ 4000) by 1.121
The present value of the investment = $ 571.43
The present value of the investment is positve, hence the book seller should invest in the extra space.
