Staley Co. manufactures computer monitors. The following is a summary of its basic cost and revenue data: Sales price Per Unit $480 Variable costs 312 Percent 100 65 Unit contribution margin $168 35 Assume that Staley Co. is currently selling 600 computer monitors per month and monthly fixed costs are $80,000. What is Staley Co.'s degree of operating leverage (DOL) at this sales volume (i.e., at 600 units)? (Round your answer to three decimal places.) Multiple Choice 5.118. 5.630. 5.000. 4.846. 4.405