Miller Company$$s contribution format income statement for the most recent month is shown below:

Total Per Unit

Sales $(27,600$ units$)$ $ $248,400$ $ $9\mathrm{.}00$

Variable expenses $149,0405\mathrm{.}40$

Contribution margin $99,360$ $ $3\mathrm{.}60$

Fixed expenses $57,960$

Net operating income $ $41,400$

Required:

$($Consider each of the four requirements independently$)$:

Assume the sales volume increases by $4,416$ units:

What is the revised net operating income?

What is the percent increase in unit sales?

Using the most recent month$$s degree of operating leverage, what is the percent increase in net operating income?

What is the revised net operating income if the selling price decreases by $$1\mathrm{.}20$ per unit and the number of units sold increases by $22\%?$

What is the revised net operating income if the selling price increases by $$1\mathrm{.}20$ per unit, fixed expenses increase by $$7,000,$ and the number of units sold decreases by $3\%?$

What is the revised net operating income if the selling price per unit increases by $20\%,$ variable expenses increase by $10$ cents per unit, and the number of units sold decreases by $8\%?$