PLEASE HELP ME I WILL GIVE 100 POINTS

12x + 1 = 25 solve the following equation. then place the correct number in the box provided.

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

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