Winston Company has collected the following sales data for recent months Month June July August September Units Sold 20,500 22,300 18,750 21,200 Total Cost $20,960 21,428 20,505 21,395 (a) Using the high-low method, find variable cost per unit, total fixed costs, and the total cost equation. (Round variable cost per unit to 2 decimal places, e.g. 0.52.) Variable cost per unit Total fixed costs Total cost Click if you would like to show Work for this question: Open Show Work