it wants every teenager to be seen in a distinctive Roberto T$-$shirt. Roberto presents the following data for its first $2$ years of operations, $2011$ and $2012.$

$($Click the icon to view the data.$)$

$4,400$ customers in $2012.$

Read the requirements.

Requirement $1.$ Calculate Roberto's operating income in both $2011$ and $2012.$

$2011$

Revenues

Costs

Direct material costs

Administrative costs

Total costs

Operating income

$2012$

Revenues

Costs

Direc

Adm

Total costs

Oper

Requirement $2.$ Calculate the growth, price$-$recovery, and productivity components that explain the change in operating income from $2011$ to $2012.$

$($Click to view the components you will use in your formulas.$)$

Begin by determining the formula to calculate the revenue effect of growth. Then enter the amounts in the formula.

is variable. $($Round your answers to the nearest whole dollar.$)$