Astudent is selling baked goods in the halls before school as a fundraiser. she sells cinnamon rolls, donuts, and croissants. students purchase the goods according to the probability distribution: x(product): cinnamon roll, donut, croissant p(x): 0.20, 0.55, 0.25 a): if a cinnamon roll yields $0.25 profit, a donut yields $0.20 profit, and a croissant yields a $0.30 profit, how much profit will be made on each customer? b): if there are 50 customers, how much can you expect her to make?