Webber Corporation Is Interested in Purchasing a State-Of-The-Art Stamping Machine $\text { Compute the net present value of the new machine }$

Webber Corporation is interested in purchasing a state-of-the-art stamping machine for its manufacturing plant.The new machine has been designed to basically eliminate all errors and defects in the production process.The new machine will cost $180,000,and have a salvage value of $80,000 at the end of its eight-year useful life.Stone has determined that cash inflows for years 1 through 8 will be as follows: $33,000;$58,000;$28,000;$39,000;$27,000;$22,000,$27,000 and $29,000,respectively.Maintenance will be required in years 3 and 6 at $14,000 and $9,000 respectively.Webber uses a discount rate of 12 percent and wants projects to have a payback period of no longer than six years.
Present value tables or a financial calculator are required.
a. $\text { Compute the net present value of the new machine }$
b. $\text { Compute the firm's profitability index }$
c. $\text { Compute the payback period }$
d. $\text { Evaluate this investment proposal for Webber Company. }$