The following cost data are available for Miner Company: Month Total Utility Costs Number of Units Sold January $28,000 February $22,000 March $25,000 April May 4,000 units 3,000 units 3,500 units 6,500 units 7,000 units 8,000 units $39,000 $41,000 $42,000 June Given this data and using the high-low method of mixed cost analysis, the monthly fixed cost portion of utility costs amounts to $13,000. $10,000. $ 7,000 $ 4,000 none of these. A. B. C. D. E. Last year Easton Company reported sales revenues of $720,000, a contribution margin as a percentage of sales revenue of 30% and fixed costs of $240,000. Based on this information, the break-even point in sales dollars was A. $640,000 B. $880,000. C. $744,000. D. $800,000. E. none of these