Question in image! Thanks for help! (Also im posting more questions like this so if these are easy for you keep a eye out on my profile for a little bit!)

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

Which number line represents the solution set for the inequality - x 24?