The Bedford Falls Bridge Building Company is considering the purchase of a new crane. George Bailey, the new manager, has had some past management experience while he was the chief financial officer of the local savings and loan. The cost of the crane is $17,291.42, and the expected incremental cash flows are $5,000 at the end of year 1, $8,000 at the end of year 2, and $10,000 at the end of year 3. a. Calculate the net present value if the required rate of return is 9 percent. b. Calculate the internal rate of return. c. Should Mr. Bailey purchase this crane