Assume the following information: Amount Per Unit Sales $300,000 $40 Variable expenses $112,500 $15 Contribution margin $187,500 $25 Fixed expenses $160,000 Net operating income $27,500

The dollar sales to break-even is?

What is the margin of safety in dollars?

What is the degree of operating leverage?

How many units must be sold if the target income is $60,000?

What is the effect on break-even point and target income if the selling price increases to $50? Contribution margin?