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 $180 and $105 respectively. The selling price per unit and the variable manufacturing cost per unit for model B are $240 and $114 respectively. The variable selling expense per unit for models A and B are $30 per unit and 536 per unit respectively. Assure that total fixed expenses are $118,800 per month and the expected monthly sales for models A and B-are 5.400 units and 1350 units respectively. If the sales mix and sales units are as expected, the break-even in sales (5) is (round figures to the nearest number Select one a. 422,400 b. None of the given answers 196,974 d. 292,431 O e. 267,718