Modern Artifacts can produce keepsakes that will be sold for $100 each. Nondepreciation fixed costs are $1,200 per year, and variable costs are $80 per unit. The initial investment of $3,600 will be depreciated straight-line over its useful life of 3 years to a final value of zero, and the discount rate is 12%.

What is the degree of operating leverage of Modern Artifacts when sales are $13,500? (Do not round intermediate calculations. Round your answer to 2 decimal places.)

What is the degree of operating leverage when sales are $21,100? (Do not round intermediate calculations. Round your answer to 2 decimal places.)