The ratio of the number of cups of red paint to the number of cups of yellow paint that garcia mixed to make a shade of orange paint is 4: 1. part a: write a sentence to describe the number of cups of red paint that garcia mixed with each cup of yellow paint. (4 points) part b: how many cups of yellow paint should garcia add to each cup of red paint to make the shade of orange? explain your reasoning. (4 points) part c: if garcia purchased 6 cups of red paint for $42, what is the unit price per cup of red paint? (2 points)