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Home > MC2 > Chapter 11 > Lesson 11.1.2 > Problem 11-21


Marcus subscribes to several different magazines. On his bookshelf now he has magazines about cars, news magazines, magazines about the outdoors, and magazines about sports. If Marcus randomly pulls a magazine off of the shelf, what is the probability that he will not choose one about the outdoors?

How many magazines are not about the outdoors out
of the total number of magazines?

The magazines that are not about the outdoors are
the magazines about cars, news, and sports.