please it's argent find the the answer it is for financial management question

A printing press company isconsidering buying one of two machines, Xor Y; the (1.1 :respective costs andbenefits of each are listed below Annual Pre-tax Machine Cost $100,000 Y $125,000 Life of Machine 4 years 5 years Savings for Company $56,000 $60,000 a. Calculate the after-tax cash flow for each machine. Assume, for ease of calculation, straight- line depreciation and no salvage value for either machine. The firm's tax rate is 40 percent and Lits required rate of return is 16 percent ?b. Calculate the NPV of each machine and the PL. Which would you select and why