How do you calculate contribution margin, net margin, and net profit?

Sales $176,744,000

Labor Costs $17,222,000

Depreciation $11,375,000

Total Variable Costs $118,847,000

Admin. Costs $1,681,000

Other (unusual income or expenses) $7,779,000

Total Period Costs $31,296,000

EBIT $16,624,000

Interest $16,858,000

Taxes -$82,000

Long Term Interest $11,643,000

Contribution Margin -?-

Net Margin -?-

Net Profit -?-

Select: 1

Contribution Margin $46,522,000 Net Margin $26,601,000 Net Profit -$11,527,000

Contribution Margin $46,522,000 Net Margin $17,290,650 Net Profit -$11,795,000

Contribution Margin $57,897,000 Net Margin $9,379,000 Net Profit -$11,527,000

Contribution Margin $57,897,000 Net Margin $26,601,000 Net Profit -$152,000