The Topaz Company sells the average unit widget for $$93\mathrm{.}25,$ and the company spends an average of

$$32\mathrm{.}10$ in labor and $$38\mathrm{.}25$ in materials on every unit it sells. Sales commissions and shipping amount

to another $$6\mathrm{.}60$ per unit. All other costs are fixed and add up to $$26,285$ per month.

a$.(3$ pts$)$ What is the Topaz Company's contribution?

b$.(3$ pts$)$ What is the Topaz Company's contribution margin?

c$.(3$ pts$)$ What is the Topaz Company's breakeven point in units?

d$.(3$ pts$)$ What is the dollar breakeven point?