Julie and her 7 friends roasted 3/4 of a bag of marshmallows on the grill after dinner. They use the rest of the bag in their hot cocoa. What fraction of the bag does each person use in the hot cocoa?

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?