10.19 (do not find IRR, only do parts (a) and (c) please and thank you)

A.M.I. Company is considering installing a new process machine for the firm's manufacturing facility. The machine costs $200,000 installed, will generate additional revenues of $80,000 per year, and will save $55,000 per year in labour and material costs. The machine will be financed by a $150,000 bank loan repayable in three equal annual principal installments, plus 9% interest on the outstanding balance. The machine has a CCA rate of 30%. The useful life of the machine is 10 years, after which it will be sold for $20,000. The combined marginal tax rate is 40%. (a) Find the year-by-year after-tax cash flow for the project. (b) Compute the IRR for this investment. (c) At MARR = 18%, is the project economically justifiable