Some bundles on this indifference curve are (12,10), (10,12), (3,40), and (40,3). For Erin, this bundle gives her a utility of 2880, so her indifference curve is given by the equation 2880 =C 2 , or FC=120. This is the same indifference curve as Bridget. .2F 2 Do you think Bridget and Erin have the same preferences or different preferences?