6. A number plus į of the number can be expressed as: (A) 1 + 1/3 n
(B) 1/3n
(C) 4/3 + n
(D) n + 1/3 n

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