Probability

1 Three cards are drawn from a 52-card deck of cards. What is the probability that all three cards are hearts?
2 Find the odds in favor of a five being rolled on a single die. What is the probability of this event?
3 For a local retail store, the number of customers entering per hours and their corresponding probabilities are shown in the table below. Probability ***see additional info for graph*** What is the store’s expected number of customers entering the store per hour?