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Break-Even Analysis

The break-even chart, contribution and the margin of safety

  • 3 things to know
  • Unit AS 2

Overview

Break-even point, contribution per unit and formula for calculating the margin of safety in units.

What you need to know

Answer each one before you reveal it.

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Key term

How are fixed costs drawn on a break-even chart, what is the break-even point, and how is it worked out in units?

Key term

What does the x-axis represent on a break-even chart?

Key term

How are fixed costs shown on a break-even chart?

Questions from this subtopic

Each one with the model answer underneath.

  1. 1

    What does the x-axis represent on a break-even chart?

    Model answer

    Output or units sold.

  2. 2

    How are fixed costs shown on a break-even chart?

    Model answer

    As a horizontal line, because fixed costs remain constant regardless of output level.

  3. 3

    Where does the total costs line start on a break-even chart, and how does it behave?

    Model answer

    It starts at the level of fixed costs and rises with output as variable costs are added.

  4. 4

    What does the break-even point represent on a break-even chart?

    Model answer

    The point where the total revenue line intersects the total costs line.

  5. 5

    Define the break-even point.

    Model answer

    The level of output at which total revenue equals total costs, resulting in neither profit nor loss.

  6. 6

    State the formula for calculating the break-even point in units.

    Model answer

    Break-even point (units) = Fixed Costs ÷ Contribution per unit.

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