Brook Company is considering the purchase of a new machine for use in its production process. Cost of the machine $ 150,000 Expected useful life the cost of the machine will be 5 years depreciated on a straight-line basis to a terminal disposal value of zero. Working capital investment upon machine purchase (fully recovered at the end of the useful life) $15,000 Annual cost savings with the new machine $ 45,000 Machines expected salvage value at the end of five years $3,000 Required rate of return 8% Brooks tax rate 16% a. What is the net present value (NPV) of this investment (round solutions to dollars)? b. What is the payback period if the new machine is purchased (round to two decimals)? c. Based on the NPV analysis, should Brook Company accept or reject the purchase of the new machine? Explain why or why not?