A committee of four is selected from a total of 4 freshmen, 5 sophomores, and 6 juniors. 24) Any two pairs (two cards of one value, two more cards of another value, and the fifth card does not have th...A committee of four is selected from a total of 4 freshmen, 5 sophomores, and 6 juniors. 24) Any two pairs (two cards of one value, two more cards of another value, and the fifth card does not have the same value as either pair). 33) If there are 5 people in a room, what is the probability that no two have the same birthday? 34) If there are 5 people in a room, find the probability that at least 2 have the same birthday.
