Contribution Margin Concepts The following information is taken from the 2017 records of Hendrix's Guitar Center. Sales Fixed Variable Total Costs Goods sold 607,500 Labor $288,000 108,000 Supplies 3,600 9,000 Utilities 21,600 23,400 Rent 43,200 0 Advertising 10,800 44,100 $1,350,000 Miscellaneous 10,800 18,000 Total costs $378,000 $810,000 (1,188,000) Net income $ 162,000 Required (a.) Determine the annual break-even dollar sales volume. Contribution margin ratio: 0 Annual break-even dollar sales volumes: $ 0 (b.) Determine the current margin of safety in dollars. $ 0 (c.) What is the annual break-even dollar sales volume if management makes a decision that increases fixed costs by $55,000? $ 0