A firm operated at 80% of capacity for the past year, during which fixed costs were $202,000, variable costs were 62% of sales, and sales were $1,099,000. Operating profit was

a.$417,620

b.$215,620

c.$172,496

d.$681,380

If fixed costs are $1,386,000, the unit selling price is $239, and the unit variable costs are $103, what is the amount of sales required to realize an operating income of $201,000?

a.13,456 units

b.5,799 units

c.11,669 units

d.1,951 units

If sales are $814,000, variable costs are 77% of sales, and operating income is $279,000, what is the contribution margin ratio?

a.27%

b.73%

c.23%

d.77%