# Question

At a used-book sale, 100 books are adult books and 160 are children’s books. Of the adult books, 70 are nonfiction while 60 of the children’s books are nonfiction. If a book is selected at random, find the probability that it is

a. Fiction

b. Not a children’s nonfiction book

c. An adult book or a children’s nonfiction book

a. Fiction

b. Not a children’s nonfiction book

c. An adult book or a children’s nonfiction book

## Answer to relevant Questions

According to the Bureau of the Census, the following statistics describe the number (in thousands) of young adults living at home or in a dormitory in the year 2004. Choose one student at random. Find the probability that ...A local postal carrier distributes firstclass letters, advertisements, and magazines. For a certain day, she distributed the following numbers of each type of item. If an item of mail is selected at random, find these ...Two dice are rolled. Find the probability of getting a. A sum of 8, 9, or 10 b. Doubles or a sum of 7 c. A sum greater than 9 or less than 4 d. Based on the answers to a, b, and c, which is least likely to occur? In 2006, 86% of U.S. households had cable TV. Choose 3 households at random. Find the probability that a. None of the 3 households had cable TV b. All 3 households had cable TV c. At least 1 of the 3 households had cable ...Doctor Specialties Below are listed the numbers of doctors in various specialties by gender. Choose 1 doctor at random. a. Find P (malepediatrician). 0.498 b. Find P (pathologistfemale). 0.109 c. Are the characteristics ...Post your question

0