Follow steps in picture

Sterling TIre Company's Income statement for $20$X$1$ is as follows:

STERLING TIRE COMPANY

Income Statement

For the Year Ended December $31,20$x$1$

Sales tires at $$104$ each$)$ $$4,368,000$

Variable costs $(42,000$ tires at $$52)2,184,000$

Fixed costs

Earnings before interest and taxes $($EBIT$)$

Interest expense

Earnings before taxes $($EBT$)$

Income tax expense $(20\%)$

Earnings after taxes $($EAT$)$

a$.$ Compute the degree of operating leverage.

Note: Round your answer to $2$ decimal places.

Degree of operating leverage

b$.$ Compute the degree of financlal leverage.

Note: Round your answer to $2$ decimal places.

Degree of financial leverage

c$.$ Compute the degree of combined leverage.

Note: Round your answer to $2$ decimal places.

Degree of combined leverage

d$.$ Compute the break$-$even point in units.

Note: Round your answer to the nearest whole number.