The Fry Pan has projected sales of 18,000 units + 11.00 percent. The selling price per unit is projected at $46 4.20 percent, the variable costs per unit are projected at $278.00 percent. By what percent will the total variable costs decrease if the firm encounters a worst case scenario rather than a normal scenario? 0 -3.42 percent -3.48 percent -3.88 percent -4.58 percent