Required information [The following information applies to the questions displayed below.] The management of Niagara National Bank is considering an investment in automatic teller machines. The machines would cost $153,600 and have a useful life of seven years. The bank's controller has estimated that the automatic teller machines will save the bank $32,000 after taxes during each year of their life (including the depreciation tax shield). The machines will have no salvage value. Use Appendix A for your reference. (Use appropriate factor(s) from the tables provided.) Required: 1. Compute the payback period for the proposed investment. (Round your answer to 1 decimal place.) Required information [The following information applies to the questions displayed below] The management of Niagara National Bank is considering an investment in automatic teller machines. The machines would cost $153,600 and have a useful life of seven years. The bank's controller has estimated that the automatic teller machines will save the bank $32,000 after taxes during each year of their life (including the depreciation tax shield). The machines will have no salvage value. Use ppendix.A for your reference. (Use appropriate factor(s) from the tables provided.) 2. Compute the net present value of the proposed investment assuming an after-tax hurdle rate of (a)10 percent, (b) 12 percent, and (c) 14 percent. (Do not round intermediate calculations. Negative amounts should be indicated by a minus sign.)