Legend Service Center just purchased an automobile hoist for $40,700. The hoist has an 8 -year life and an estimated salvage value of $4,100. Installation costs and freight charges were $4,000 and $800, respectively, Legend uses straight-line depreciation. The new hoist will be used to replace mufflers and tires on automobiles. Legend estimates that the new hoist will enable his mechanics to replace 5 extra mutflers per week. Each mutfler sells for $78 installed. The cost of a mutfler is $40, and the labor cost to install a muffler is $13. (a) Compute the cash payback period for the new hoist. Cash payback period years (b) Compute the annual rate of return for the new hoist. (Round answer to 2 decimal ploces, e. 10.52\%.) Annual rate of return