A company sold $120,000$ units last year for $$6\mathrm{.}00$ each. Variable costs per unit were $$2\mathrm{.}10$ for direct materials, $$2\mathrm{.}10$ for direct labor, and $$0\mathrm{.}30$ for variable overhead. Fixed costs were $$20,000$ in manufacturing overhead and $$38,000$ in nonmanufacturing costs.

Required:

What is the total contribution margin?

What is the unit contribution margin?

Note: Round your answer to $2$ decimal places.

What is the contribution margin ratio?

Note: Round your intermediate calculations to $2$ decimal places.

If sales increase by $28,000$ units, by how much will profits increase?

Note: Round your intermediate calculations to $2$ decimal places.