If 30% of x is 50, then 60% of x is ?

What kind of bond pays interest which is exempt from tax?

Solve 3x-18=2y and 5x-6y=6 by elimination show work

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