XYZ Company incurred the following costs for the month of August when it observed an activity level of 5,000 units: Variable costs $32,500; Fixed costs $25,000; Mixed costs $21,500; Total costs $79,000. During October, the activity level was 16,000 units, and the total costs incurred were $178,000. If the activity level were expected to be 12,000 units for the month of December, what amount of total costs would be expected? Select one: a. None of the answers given b. $ 151,000 C. $160,000 d. $142,000 e. $169,000 XYZ company has sales of $300,000, a contribution margin ratio of 60%, and a target profit of $30,000. If 20,000 units were sold, what is the variable cost per unit? Select one: a. $6.00 b. $7.50 c. $10.00 d. $9.00 e, none of the given answers