please help me answer this question!

3 Calculate WACC Apple Juice Corp plans to take up a project that will cost $150,000 of investment in Building and $80,000 in new machinery. Apple Juice Corp has already spent $8000 on research and analysis about the products that will be developed in this unit. By taking up this project, Apple Juice Corp. estimates additional cash flows of $85000 per annum for the next five years. COGS are expected to be 40% of the revenues, SG\&A will be 4% of the revenues. This project will require an additional inventory of $60,000 and an increase in payables by $25000 Tax Rate is 20% The target Debt: Equity is 1:4 Cost of new debt: 6% Cost of Equity: Need to calculate using the beta of 0.9, Rf of 4%, and market risk premium of 6% The equipment that would be used has a 3-year tax life. Under the new tax law, the equipment used in the project is eligible for 100% bonus depreciation, so it will be fully depreciated at t=0. The Salvage value of Building and Machinery after 5 years is $100,000. You, as a financial manager, need to help the CFO figure out if this project should be undertaken or not