(9). At a sales level of $270,000, the magnitude of operating leverage for Donuts Unlimited is 2.8. If sales increase by 15%, profits will increase by:

a. 2.8%

b. 15%

c. 42%

d. 18.67%

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10 10.000 points Boxware Corporation $190 Sales price per unit 80 Variable cost per unit Average production 1,500 units per month $55,000 per month Total fixed costs What is Boxware's contribution margin per unit? O 80 O $110 O $190 O $270