Aubree is making different shades of pink paint to use for an art project. a batch of dark pink uses 2.5 cups of red paint and 1.5 cups of white paint. a batch of light pink uses 0.75 cup of red paint with 1.25 cups of white paint. she begins with a gallon of red and a gallon of white paint. how much of each color paint will she have left if she makes a batch of dark pink and light pink every day for a week?