Staley Co. manufactures computer monitors. The following is a summary of its basic cost and revenue data: Per Unit $520 332 Sales price Variable costs Unit contribution margin Percent 100.00 63.85 35.96 $187 Assume that Staley Co. is currently selling 640 computer monitors per month and monthly fixed costs are $80,400. What is Staley Co.'s degree of operating leverage (DOL) at this sales volume (i.e., at 640 units)? (Round your answer to three decimal places.) Multiple Choice 3.319. 1 o o o o