pre-cal 40s slides may 27, 2008
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Math in the afternoon
Probability Workshop
One card is drawn at random from a deck of 52 cards. What is the probability of drawing an ace or a diamond?
In a Pre-Cal 40S class of 25 students, seven students say they like Dr. Pepper, 11 students like Diet Dr. Pepper, and 3 like both. What is the probability that a student will not like either Dr. Pepper or Diet Dr. Pepper?
A rack contains 15 dresses. Five of the dresses are blue, six are green, and 4 are yellow. If selling each of the dresses is equally likely, what is the probability that if six dresses are sold, exactly two will be green?
A couple intends to have four children. Assume that having a boy or a girl are equally likely events. Find the probability that the couple has at least two girls.
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