Units sold 108,000 Price per unit $4.00 Variable cost per unit-DM $1.40 Variable cost per unit-DL $.80 Variable cost per unit-OH $.20 Total Fixed cost-OH $19,000 Total Fixed cost-Nonmanufacturing $16,000 Use the above information to answer the following questions. a. What is the total contribution margin? Total Contribution Margin b. What is the unit contribution margin? (Round your answer to 2 decimal places.) Unit Contribution Margin c. What is the contribution margin ratio? (Round your intermediate calculations to 2 decimal Contribution Margin Ratio %