The Principal Axis Is the

question 27

Multiple Choice

The principal axis is the

• A) straight line drawn from the center of curvature to the mid point of the mirror.
• B) straight line drawn from the center of curvature to any point of the mirror.
• C) straight line drawn from the center of curvature to a point on the outer edge of the mirror.
• D) straight line joining any two points on the mirror.
• E) None of the other answers given is correct.

Estimate sales required to achieve a target profit.

Understand the concept of contribution margin ratio and its application in determining target profit sales.

Compute margin of safety in both dollars and percentage terms.

Calculate monthly break-even points in units and total dollar sales.

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