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A Exercise 4-14 Contribution Margin Ratio, Variable Cost Ratio, Break- Even Sal Revenue The controller of Dynamic Company prepared the following projected income OBJECTIVE 1 statement: Sales Les Variable costs Contribution margin Lew Fixed costs Operating income 5875.000 191.250 451,250 127.000 5131 Required: 1. Calculate the contribution margin ratio. 2. Calculate the variable cost ratio. 3. Calculate the break-even sales revenue for Dynamic