Please help me explain in details how to solve these questions:

Your employer, a Houston firm, asks you to evaluate an investment in a mining venture in Mexico. The outlay is USD 9.0 million. Your client requires a rate of return of 20 percent in USD. The venture is an on-going concern that has generated free cash flows of MXP 60 million per year. Geologists project that it will continue to do so for the next three years at which point the project will end. The current spot rate is $0.08/MXP, and currently nominal interest rates are as follows, Term (yrs)_ US Mexico 1.5% 7% 2. 59 2.5 12 1. What is the expected IRR in USD? a) 21.05% b) 22.15% c) 19.05 d) 17.97% 2. What is the expected NPV in USD? a) -$128,781.01 b) 128,781.01 C) -201,101.01 d) 201,101.01 3. Should the project be accepted based on NPV? a) YES b) NO