14. The Absolute Most Brilliant Professor Mullen Company's activity for the first three months of 2011 are as follows: Machine Hours Electrical Cost January 2,100 $4,800 February 2,600 $5,800 March 2,900 $6,400 Using the high-low method, how much is the variable cost (V/C) per machine hour? A) $2.00 B) $3.00 C) $2.26 D) $1.78 15. If a company had a contribution margin (CM) of $300,000 and a contribution margin (CM) ratio of 40%, total variable costs (V/C) must have been A) $450,000 B) $180,000. C) $750,000. D) $120,000 16. A company has contribution margin (Unit CM) per unit of $60 and a contribution margin (CM) ratio of 40%. What is the unit selling or sales price (SP)? A) $100 B) $150 C) $24 D) Cannot be determined. 17. The Most Excellent and Genius Professor Mullen, Inc. has a product with a selling price per unit (Unit SP) of $200, the unit variable cost (V/C) is $110, and the total monthly fixed costs (F/C) are $300,000. How much is The Most Excellent and Genius Professor Mullen's contribution margin ratio (CM%)? A) 45% B) 55% C) 150% D) 90% 18. Most Brilliant Professor of All Time Mullen Company has a contribution margin of (CM) $210,000 and a contribution margin (CM) ratio of 30%. How much are total variable costs (V/C)? A) $63,000 B) $490,000 C) $147,000 D) $700,000