Lily has 5 pound she want to divide into bags if she puts 1/4 pound in to each bag how many bags can she make

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

∆red ≅ ∆ by rule will give brainiest if possible

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?