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

Sales $(34,000$ units$)$

Variable expenses

Per Unit

Total $ $272,000$

Contribution margin

$170,000$

$102,000$

$$8\mathrm{.}005\mathrm{.}00$

Fixed expenses

$ $3\mathrm{.}00$

$20$ points

Net operating income

$43,000$

$ $59,000$

$01$:$30$:$53$

Required:

$($Consider each case independently$)$:

What is the revised net operating income if unit sales increase by $17\%?1.$

$2.$ 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 $18\%?$

$3.$ What is the revised net operating income if the selling price increases by $$1\mathrm{.}20$ per unit, fixed expenses increase by $$9,000,$ and the

number of units sold decreases by $3\%?4.$ What is the revised net operating income if the selling price per unit increases by $20\%,$ variable expenses increase by $30$ cents per unit, and the number of units sold decreases by $13\%?$

$1.$ Net operating income

$2.$ Net operating income

$3.$ Net operating income

$4.$ Net operating income