Kinda confused on this one so it would be helpful to answer this for 30 points! And marked!

The total number of dental clinics total for the last 12 months was recorded

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

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).