Mct Company's total sales are $140,000. The company's direct material cost is $25,000. Its direct labor cost is $34,000. Its total manufacturing overhead costs consists of $15,000 variable costs and $30,000 fixed costs. Its total selling and administrative expense consists of $6,000 variable costs and 17,000 fixed costs. What is the total contribution margin? Select one: O a. $119,000 O b. $66,000 O c. $70,000 O d. $60,000 O e. $36,000 O f. None of the answers given Total costs are $180,000 when 10,000 units are produced; of this amount, variable costs are $64,000. What are the total costs when 20,000 units are produced? Assume the new quantity is within the relevant range. Select one: O a. $237,600 O b. $360,000 O c None of the answers given O d. $116,000 O e. $244,000