Out of 10 persons working on a project, 4 are graduates. If 3 are selected, what is the probability that there is at least one graduate among them?\nOptions:\n(A) 5/9\n(B) 5/4\n(C) 5/1\n(D) 5/6\n(E) 5/2 Stream of consciousness first, then make a decision:
User
P(at least one graduate) = 1 - P(no graduates)\n(6 * 5 * 4)/(10 * 9 * 8) = 5/6
Thus, the answer is (D).
Assistant