Clare has a recipe for yellow cake. She uses 9 1/3 cups of flour to me make 4 cakes. Noah will follow the same recipe. He will make c cakes using f cups of flour.

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π