Question 631170: There are three bags. The first bag contains the letters: MATHEMATICS. The second bag contains the letters: ENGLISH. And the third bag contains the letters: SCIENCE. One letter is drawn from each bag one at a time starting with the first bag, then the second bag, then the third bag. What is the probability spelling the word ANN?
Answer by dfrazzetto(283) (Show Source):
You can put this solution on YOUR website! MATHEMATICS - 11 letters, 2 A's
ENGLISH - 7 letters, 1 N
SCIENCE - 7 letters, 1 N
P(picking A, N, N) = 2/11 * 1/7 * 1/7 = 2/539 = 0.003710575
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