Green and White Company reported the following monthly data:

Units produced

Sales price

Direct materials

Direct labor

Variable overhead

Fixed overhead

Variable selling and administrative expenses Fixed selling and administrative expenses

$3,600$ units

$$27$ per unit

$$2$ per unit

$$3$ per unit

$$3\mathrm{.}50$ per unit

$$14,400$ in total

$$0\mathrm{.}50$ per unit

$$3,600$ in total

What is Green and White's contribution margin for this month if $1,140$ units were sold?

Multiple Choice

$$64,800$

$$20,520$

$$30,780$

$$97,200$

$$25,080$