The Absolute Most Brilliant Professor Mullen Company's activity for the first three months of 2011 are as follows: Using the high-low method, how much is the variable cost per machine hour? $2.00 $3.00 $2.26 $1.78 If a company had a contribution margin of $300, 000 and a contribution margin ratio of 40%, total variable costs must have been $450, 000. $180, 000. $750, 000. $120, 000. A company has contribution margin per unit of $60 and a contribution margin ratio of 40%. What is the unit selling or sales price? $100 $150 $24 Cannot be determined. The Most Excellent and Genius Professor Mullen, Inc. has a product with a selling price per unit of $200. the unit variable cost is $110, and the total monthly fixed costs are $300, 000. How much is Genius Professor Mullen's contribution margin ratio (CM%)? 45% 55% 150% 90% Most Brilliant Professor of All Time Mullen Company has a contribution margin of $210, 000 and a contribution margin ratio of 30%. How much are total variable costs? $63, 000 $490, 000 $147, 000 $700, 000