I need answers for these two questions

h flows of two competing choices, A and B, are given below. Project life is over after 5 se an interest rate of 20%. Present a summary of the four methods of engineering evaluation. Is A or B preferred? Discuss the advantages of the time-value- of- u10 Cash economy evial money concepts for a situation like this years U Equipment A Equipment B Investment Annual after tax earnings $60,000 $60,000 alue Year re 20,000 20,000 20,000 20,000 20,000 $100,000 30,000 30,000 ion Total $90,000 10.11 (a) Evaluate the cash flow diagram given by Figure P10.11. Determine a present sum, equivalent annual payment, and a future sum. Use an interest rate of i-10%. (Hint: Arrows represent end-of-the-year cash flows. Those arrows pointing down represent costs and those pointing up are revenues.) (b) Repeat (a) with an interest rate of 1 20% d to $400 $300 $200 $200 78 9 10 iva- $200 $200 $200 $500 5600