Modern Artifacts can produce keepsakes that will be sold for $89 each. Nondepreciation fixed costs are $1.000 per year, and variable costs are $65 per unit. The initial investment of $4.200 will be depreciated straight line over its useful life of tive years to final value of zero, and the discount rate is 10% a. What is the degree of operating leverage of Modern Artifacts when sales are $7565? (Round your answer to 1 decimal place.) Degree of operating leverage times . What is the degree of operating leverage when sales are $12.905? (Round your answer to 1 decimal place.) egree of operating leverage times