Bikes Produced and Sold	410 Units	770 Units	1686 Units
Total costs
Variable costs	$123,000	$231,000	$505,800
Fixed costs per year	$180,950	$180,950	$180,950
Total costs	$303,950	$411,950	$686,750
Cost per unit
Variable cost per unit	$300.00	$300.00	$300.00
Fixed cost per unit	441.34	235.00	107.33
Total cost per unit	$741.34	$535.00	$407.33

Calculate Presidios contribution margin ratio and its total contribution margin at each sales level indicated in the cost data table assuming the company sells each bike for $640. (Round your Margin Ratio percentage answers to 2 decimal places (i.e. .1234 should be entered as 12.34%.))

	410 Units		770 Units		1686 Units
Total Contribution Margin
Contribution Margin Ratio		%		%		%