Legend Service Center just purchaved an automobile hout for $32,100. The hoist hos an B-year life and an estimsted salvage value of The new holist will be used to replace mufflers and tires on automobiles. Lecend estirules that the newhoist will eruble his meclunics to replace 5 extra mulfiers per weck. Exctomutfler selis for $74 installed. The cost of a muiffier is 539 , and the thbor coit to install a mutherin 5,5 (a) Compate the cashomback period for the new hoist. Cahparbackperiod years (b) Compite the anmual rate of return for the new holit. (Round answer to 2 decimal ploces, est. 10.523) Annual rate of return N