Square Company is in the manufacturing of metal products. The company provides you the following values

Selling price per unit

Variable cost

Fixed cost

$=$ SAR $600$

$=$ SAR $120$

$=$ SAR $360,000$

You are required to calculate:

a$.$ Contribution margin per unit

b$.$ Contribution margin ratio

c$.$ The breakeven point in units

d$.$ The break$-$even point in Sales SAR

e$.$ The margin of safety in units if next year budget sales is $1,000$ units

For the toolbar, press ALT$+$F$10($PC$)$ or ALT$+$FN$+$F$10($Mac$).$