The costs of energy consumed in producing good units in the Baking Department of Pan Company were $73,990 and $83,000 for June and July, respectively. The number of equivalent units produced in June and July was 75,500 pounds, and 83,000 pounds, respectively. Evaluate the change in the cost of energy between the two months. Round all answers to the nearest whole cent. Energy cost per pound, June $ Energy cost per pound, July $ The cost of energy has appeared by $ per pound between June and July.