Winston Co. had two products code named X and Y. The firm had the following budget for August: Sales Variable costs Contribution Margin Fixed costs Operating Income Selling Price per unit Product X $294,600 198,855 $ 95,745 50,000 $ 45,745 120 Product Y $538,000 215,200 $322,800 108,000 $214,800 $ 50 Total $832,600 414,055 $418,545 158,000 $260,545 On September 1, the following actual operating results for August were reported: Sales Variable costs Contribution Margin Fixed costs Operating Income Units Sold Product X $366,400 203,000 $163,400 58,000 $105,400 3,160 Product Y $546,400 224,000 $322,400 116,000 $206,400 9,800 Total $912,800 427,000 $485,800 174,000 $311,800 Total industry volume for both products X and Y was estimated to be 138,000 units at the time of the budget. Actual industry volume for the period for products X and Y was 106,400 units. The contribution margin sales volume variance for Product X is: Multiple Choice $12,300 unfavorable. $15,400 favorable. $22,700 favorable. $22,700 unfavorable. $27,495 favorable