1. Joshua Company is considering buying a new printing prets. The printing press costs $400.000 and will be depreciated (straight-ine) over 20 years with no savage value. The net cash innows generated by the printing press are expected to be 580.000 each year for 20 years. Using this information, compute the payback period and the unadjusted rate of return for the printing press 50 year payback and 20% uradjusted rate of return 67 year payback and 20% unadjusted rate of retum 20. year payback and 20% unaojusted rate of return 4.0 year payback and 20% unadjusted rate of return 5.0 year payback and 15% unadjusted rate of return 6.7 year payback and 15 nadsted rate of rotum 20.0 year payback and 15 unadjusted rate of return 4,0 year payback and 15% wage rate of ratum