Lebron operates "Ham from Heaven," a sandwich shop specializing in slow roasted spicy ham sandwiches. Currently, Lebron buys bone-in hams and roasts them in-house. These hams cost $2.99 per pound and produce a 58 percent usable yield. Semi-boneless hams of the same quality cost $3.99 per pound, with a 78 percent yield. Boneless hams of the same quality would cost $6.99 per pound and produce a 96 percent yield. Calculate the EP cost per pound of each alternative.