Answer the following question(s) using the information below.

Burger Bob's Boathouse sells only one product. 7,000 units were sold In year resulting in $70,000 of sales revenue. Variable costs were $28,000 for the year, and fixed costs were $12,000.

4.Contribution margin per unit is

a.$4.00

b.$4.29

c.$6.00

d.$10.00

e.$5.71

5.Break-even point in volume is

a.2,000 units.

b.3,000 units.

c.5,000 units.

d.7,000 units.

e.2,797 units.

6.The number of units required to be sold to achieve $60,000 of operating profit is

a.10,000 units.

b.11,666 units.

c.15,000 units.

d.18,000 units.

e.12,000 units.