a. A bowl contains 5 red, 3 blue, and 2 yellow balls. If you draw 3 balls, what is the probability that less than 2 will be blue if you draw with replacement? Ans should be: 0.441

b. A party host gives a door prize to one guest chosen at random. There are 48 men and 42 women at the party. What is the probability that the prize goes to a man?