Xerxes, Murray, Norah, Stav, Zeke, Cam, and Georgia  are invited to a dinner party.  They arrive in a random order and all arrive at different times.  What is the probability that Xeres arrives first? Answer in decimal form.  Round to 3 decimal places as needed.

Orson performs 7 exercises over the span of a week. 5 of his exercises involve skipping rope. If he randomly chose 4 exercises to do on Monday, what is the probability that all of them involve skipping rope? Write your answer as a decimal rounded to four decimal places.

Andrew organised a technology career fair at his college. He did an excellent job recruiting 8 guest speakers, 6 of whom worked in business technology. If Andrew randomly assigns 4 speakers to speak during the afternoon session, what is the probability that all of them work in business technology? Write your answer as a decimal rounded to four decimal places.

There are 2 red marbles, 3 yellow marbles, and 5 blue marbles in a bag. Determine the probability drawing a red marble from the bag. Select one:

Richard has been given a 6-question multiple-choice quiz in his history class. Each question has three answers, of which only one is correct. Since Richard has not attended the class recently, he doesn't know any of the answers. Assuming that Richard guesses on all 6 questions, find the probability that he will answer all questions incorrectly. Round your answer to the nearest thousandth.

You randomly select one card from a 52-card deck. Find the probability of selecting the five of hearts or eight of diamonds.

In a group of 78 people; 24 drink tea and 31 drink coffee. Find the probability that a person picked from this group at random is either tea or coffee drinker?

Write your answer as a fraction reduced to lowest terms and as a percent rounded to the nearest hundredth of a percent. A bag contains 5 yellow balls, 5 orange balls, 6 white balls and 6 red balls. Five balls are drawn and NOT replaced each time. Determine the probability of drawing five red balls in a row. State whether the events are dependent or independent.

Haroldo, Xerxes, Regina, Shaindel, Murray, and Georgia  are invited to a dinner party.  They arrive in a random order and all arrive at different times.  What is the probability that Xeres arrives first AND Regina arrives last? Answer in decimal form.  Round to 3 decimal places as needed.

60% of all bald eagles survive their first year of life. Give your answers as decimals, not percents. If 36 bald eagles are randomly selected, find the probability that Exactly 19 of them survive their first year of life.