Current Attempt in Progress Shetfieid inc, is considenirg the purchase of a plece of equipment and has complied the tollowing information Projected net arnual casb flows over the prowects life are useful life fiased on this should shetfidd mece forward with further ivilustion of tie couipmont purchace? Na because the enh pyback period or 300 vears is longer thenhalf of the aswets e vear esefulde. Yes becouse the cath pabackperiod of 275 vearin mis than holf or the aviet o b veir wiefulife