Please provide breakdown and steps: M$16-11.$ Profitability Analysis

Assume Strands Salon, a San Diego hair salon, provides cuts, perms, and hairstyling services. Annual

fixed costs are $$225,000,$ and variable costs are $45\%$ of sales revenue. Last year's revenues totaled

$$450,000.$

Required

a$.$ Determine its break$-$even point in sales dollars.

$b.$ Determine last year's margin of safety in sales dollars.

c$.$ Determine the sales dollar required for an annual pretax profit of $$200,000.$