The first 20 people to arrive at the cafeteria are independent. Each has a 3% chance to request gravy on their tater tots. What is the probability that at least one person out of the first 20 requests gravy on their tater tots?

At a used-book sale, 106 books are adult books and 150 are children's books. Of the adult books, 72 are nonfiction, while 65 of the children's books are nonfiction. If a book is selected at random, find the probability of selecting the books for the following. Round the answers to three decimal places.   a. Fiction b. Not a children’s nonfiction book c. An adult book or a children’s nonfiction book

You have a bag of 12 candies, 2 each of purple, green and yellow, and 3 each of pink and red. Calculate the following  What is the probability of choosing a green, NOT REPLACING IT BACK in the bag AND then choosing a red? 5/12  1/22 ⅙  5/144

Use the following information to answer the next question. A committee of 3 people is to be randomly selected from a group of 8 people, including Sarah. 12. Determine the probability that Sarah is selected to be on the three-person committee.