11.Using the latest income statement for Surfside Airlines presented in the table below, compute Surfsides degree of operating leverage (DOL), degree of financial leverage (DFL), and degree of total leverage (DTL).

Sales	$150,000
Variable Operating Costs	($105,000)
Gross Profit	$45,000
Fixed Operating Costs	($20,000)
Net Operating Costs	$25,000
Interest	($15,000)
EBT	$10,000
Taxes (40%)	($4,000)
NI	$6,000