problem 1 Below is information gathered from the last 6 months for factory utility expense. Determine the cost formula and then estimate overhead for July and August below using the cost formula Month Jan Feb March April May June July August Units made 3,500 4,100 4,600 3,900 5,000 6,000 5,300 5,000 Utility expense 22,100 22,900 25,000 23,400 26,000 29,850