Please show all work in an excel spreadsheet with formulas. Please show each step.

Year Cash Flow 0 -$950,000,000 1 190,000,000 2 215,000,000 3 225,000,000 4 285,000,000 5 275,000,000 6 235,000,000 7 205,000,000 8 165,000,000 9 75,000,000 1. Construct a spreadsheet to calculate the payback period, internal rate of return, modified internal rate of return, profitability index, and net present value of the proposed mine. 2. Based on your analysis, should the company open the mine? Year Cash Flow 0 -$950,000,000 1 190,000,000 2 215,000,000 3 225,000,000 4 285,000,000 5 275,000,000 6 235,000,000 7 205,000,000 8 165,000,000 9 75,000,000 1. Construct a spreadsheet to calculate the payback period, internal rate of return, modified internal rate of return, profitability index, and net present value of the proposed mine. 2. Based on your analysis, should the company open the mine