Please show cell references and formulas. Been working at this for a while now and the PV formula in excel is giving me issues

DATA BLOCK: Year Cost of new equipment Working capital Net annual cash receipts Road repairs Salvage value Release of working capital Required rate of return Cash Flow -275000 -100000 120000 -40000 65000 100000 20% 4 3 4 4 Windhoek Mines Inc. Net Present Value Calculation and Recommendation Amount of Cash Flows Year(s) Present Value Cost of new equipment Working capital Net annual cash receipts Road repairs Salvage value Release of working capital Recommendation