6-42 Some equipment will be installed in a warehouse that a firm bas leased for 7 years. There are two alternatives: B Cost $100 $150 Uniform annual benefit 55 61 Useful life, in years 3 4 At any time after the equipment is installed, it has no salvage value. Assume that Alteratives A and B will be replaced at the end of their useful lives by identical equipment with the same costs and benefits. For a 7-year analysis period and a 10% interest rate, use an annual cash flow analysis to determine which alternative should be selected