A certain type of cereal costs $3. 79 for 19. 5 ounces. What is the unit rate? Enter your answer, rounded to the nearest cent, in the box.

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