The probability that a person in the United States has blue eyes is 27%. Four unrelated people in the United States are selected at random. a. Find the probability that all four have type blue eyes.
b. Find the probability that none of the four have blue eyes.
c. Find the probability that at least one of the four has blue eyes.
d. Find the probability that all four have brown eyes. Can this be done with this information?

How do you find the circumfrance of a circle?

Based on the diagram, match the trigonometric ratios with the corresponding ratios of the sides of the triangle. tiles : cosb sinb tanb sincposs matches: c/b b/a b/c c/a

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes