Espresso Express operates a number of espresso coffee stands in busy suburban malls. The fixed weekly expense of a coffee stand is $2,250 and the variable cost per cup of coffee served is $0.63. If the coffee stand increases sales from 1,100 cups per week to 1,350 cups per week what will be the expected change in cost per cup served?

		$0.38
		($158.00)
		($0.38)
		$158.00