Sonic Flights is preparing a contribution margin report segmented by route. The following information is available:

	Miami/LA	Atlanta/ New York	New York/ Chicago
Average ticket price per passenger	$1,200	$800	$700
Total passengers served	6,400	10,800	11,300
Total miles flown	150,000	105,000	80,000

The variable costs per unit are as follows:

Fuel	$17 per mile
Wages	$21 per mile
Food/beverage service	$12 per passenger
Selling	$65 per passenger

What is the contribution margin ratio for the Miami/LA route?