Contribution Margin Concepts Dipinto Electric Guitars & Basses sells musical instruments in Philadelphia. Assume the following information comes from the company's prior year records. Fixed Variable Total Sales $800,000 Costs Goods sold $346,000 Labor $180,000 40,000 Supplies 10,000 4,000 Utilities 9,000 5,000 Rent 48,000 Advertising 10,000 Miscellaneous 10,000 5,000 Total costs $267,000 $400,000 (667,000) Net income $133,000 Support Required (a.) Determine the annual break-even dollar sales volume. Contribution margin ratio: Annual real min dollar (a.) Determine the annual break-even dollar sales volume. Contribution margin ratio: Annual break-even dollar sales volumes: $ (b.) Determine the current margin of safety in dollars. $ (c.) What is the annual break-even dollar sales volume if management makes a decision that increases fixed costs by $50,000