The management of Genuine Spice Inc. wishes to determine the number of cases required to break even per month. The utilities cost, which is part of factory overhead, is a mixed cost. The following information was gathered from the first six months of operation regarding this cost: 2016 Case Production Utility Total Cost January 500 $600 February 800 660 March 1,200 740 April 1,100 720 May 950 690 June 1,025 705 Required-Part A: 1. Determine the fixed and variable portion of the utility cost using the high-low method. 2. Determine the contribution margin per case. 3. Determine the fixed costs per month, including the utility fixed cost from part (1). 4. Determine the break-even number of cases per month.