Sales $(29,400$ units$)$ $ $176,400$ $ $6\mathrm{.}00$

Variable expenses $105,8403\mathrm{.}60$

Contribution margin $70,560$ $ $2\mathrm{.}40$

Fixed expenses $41,160$

Net operating income $ $29,400$

Required:

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

$1.$ Assume the sales volume increases by $4,998$ units:

a$.$ What is the revised net operating income?

b$.$ What is the percent increase in unit sales?

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

$2.$ 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 $22\%?$

$3.$ What is the revised net operating income if the selling price increases by $$1\mathrm{.}20$ per unit, fixed expenses increase by $$6,000,$ and the number of units sold decreases by $8\%?$

$4.$ What is the revised net operating income if the selling price per unit increases by $10\%,$ variable expenses increase by $40$ cents per unit, and the number of units sold decreases by $10\%?$