(a) For customers who purchase a single book, the estimated probabilities for the different possible outcomes are given in the cells of the accompanying table.

What is the probability that a randomly selected single-book purchase will be for a book in print format (hardcover or paperback)?

(b) Compute the probability that a randomly selected single-book purchase will be for a book that is not in a print format.

(c) Find the probability that a randomly selected single-book purchase will be for a work of fiction.

Fiction Nonfiction Hardcover 0.25 0.09 Paperback 0.35 0.03 Digital 0.10 0.01 Audio 0.10 0.07