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 7,000 units for the month of December, what amount of total costs would be expected? Select one: a $106,000 O b. None of the answers given c. $97,000 O d. $115,000 O e. $124,000 XYZ Company produces two models of wood chairs, A and B. The selling price per unit and the variable manufacturing cost per unit for model A are $60 and $35 respectively. The selling price per unit and the variable manufacturing cost per unit for model B are $80 and $38 respectively. The variable selling expense per unit for models A and B are $10 per unit and $12 per unit respectively, Assume that total fixed expenses are $39,600 per month and the expected monthly sales for models A and B are 1,800 units and 450 units respectively. If the sales mix and sales units are as expected, the break-even in sales () is: (round figures to the nearest number) Select one: a. None of the given answers b. 140,800 C. 65,658 d. 89,239 e. 97,477