Can someone help me this teacher doing too much

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

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

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?