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 five years to a final value of zero, and the discount rate is $10\%.$

What is the degree of operating leverage of Modern Artifacts when sales are $$7,565?$

Note: Round your answer to $1$ decimal place.

What is the degree of operating leverage when sales are $$12,905?$

Note: Round your answer to $1$ decimal place.