Bridgeport, Inc. produces stereo speakers. The selling price per pair of speakers is $1,000. The variable cost of production is $380 and the fixed cost per month is $45,260. For November, the company expects to sell 124 pairs of speakers. Calculate expected profit. Expected profit $ eTextbook and Media Calculate the contribution margin ratio, Break-even sales, Expected sales and margin of safety in dollars. (Round contribution margin ratio and intermediate calculations to 2 decimal places, e.g. 15.25 and all other answers to O decimal places, e.g. 5,275.) Contribution margin ratio Break-even sales $ Expected sales $ Margin of safety $