Suppose that 55% of all voters prefer Candidate A. If 7 people are chosen at random for a poll, what is the probability that exactly 2 of them favor Candidate A?

Assume that a flower bed contains 40 flowers. Suppose that 8 of the flowers are white, 8 of the flowers are pink, 8 are yellow, 8 are orange, and 8 are green. Suppose that 10 flowers are randomly selected, without replacement. What is the probability that exactly 2 of the flowers are yellow, exactly 4 of the flowers are another common color and exactly 4 of the flowers are a third common color?

Consider a collection of envelopes consisting of 1 red envelope​, 2 blue envelopes​, 2 green envelopes​, and 2 yellow envelopes. If two envelopes are selected at​ random, with​ replacement, determine the probability that both are red envelopes.

Consider a political discussion group consiting of 5 democrats, 8 republicans, and 6 independents. Suppose that two group members are randomly selected, in succession, to attend a political convention. Find the probability of selecting two Republicans.