Modern Artifacts can produce keepsakes that will be sold for $$96$ each. Nondepreciation fixed costs are $$1,200$ per year, and variable costs are $$70$ per unit. The initial investment of $$4,100$ will be depreciated straight$-$line over its useful life of five years to a final value of zero, and the discount rate is $10\%.$

a$.$ What is the degree of operating leverage of Modern Artifacts when sales are $$8,160?($Round your answer to $1$ decimal place.$)$

b$.$ What is the degree of operating leverage when sales are $$13,920?($Round your answer to $1$ decimal place.$)$Modern Artifacts can produce keepsakes that will be sold for $$96$ each. Nondepreciation fixed costs are $$1,200$ per year, and variable

costs are $$70$ per unit. The initial investment of $$4,100$ will be depreciated straight$-$line over its useful life of five years to a final value of

zero, and the discount rate is $10\%.$

a$.$ What is the degree of operating leverage of Modern Artifacts when sales are $$8,160?($Round your answer to $1$ decimal place.$)$

Degree of operating leverage

b$.$ What is the degree of operating leverage when sales are $$13,920?($Round your answer to $1$ decimal place.$)$