Can someone please help me calculate the Operating Income in PART B? Thank you!

Collegiate Canvas Co. currently makes and sells two models of a backpack. Data applicable to the current operation are summarized in the following columns labeled Current Operation. Management is considering adding a Value model to its current Luxury and Economy models. Expected data if the new model is added are shown in the following columns labeled Proposed Expansion:

	Current Operation							Proposed Expansion
	Luxury			Economy				Luxury			Economy			Value
Selling price per unit	$	20		$	12			$	20		$	12		$	15
Variable expenses per unit		8			7				8			7			8
Annual sales volume-units		10,000			20,000				6,000			17,000			8,000
Fixed expenses for year	Total of $70,000							Total of $84,000

Required:

a. Calculate the company's current total contribution margin and the current average contribution margin ratio.

Total contribution margin	$220,000
Average contribution margin ratio	50	%

b. Calculate the company's current amount of operating income.

Operating Income: ???