Find the odds. 1) Find the odds in favor of drawing a red marble when a marble is selected at random from a bag containing 2 yellow, 5 red, and 6 green marbles. Find the indicated probability. 2) If two fair dice are rolled, find the probability of a sum of 6 given that the roll is a double. 3) If two cards are drawn without replacement from an ordinary deck, find the probability that the second card is red, given that the first card was a heart. 4) Assume that two marbles are drawn without replacement from a box with 1 blue, 3 white, 2 green, and 2 red marbles. Find the probability that both marbles are red