Answer:
IRR = 27.46%
Explanation:
Initial investment = $32,500
15 annual cash inflows of $7,000 + ($32,500 / 15) = $9,166.67
the required rate of return is used to calculate NPV, not IRR, so we will not use it.
In order to calculate the IRR, you have to use a financial calculator or an Excel spreadsheet and the IRR function:
IRR = 27.46%