a. A bag contains 6 blue marbles, 8 black marbles, and 9 yellow marbles. If a marble is drawn from the bag, replaced, and another marble is drawn, what is the probability of drawing first a b l u e marble and then a y e l l o w marble? 0.1021 Correct b. A bag contains 8 g r e e n marbles, 9 y e l l o w marbles, and 6 b l a c k marbles. If two different marbles are drawn from the bag , what is the probability of drawing first a g r e e n marble and then a b l a c k marble?