Solution: How many like both Marlboro and Philip Morris?

A club of 40 executives, 33 like to smoke Marlboro and 20 like to smoke Philip Morris. How many like both?

How many like both Marlboro and Philip Morris?

Problem Statement: ECE Board November 1998

A club of 40 executives, 33 like to smoke Marlboro and 20 like to smoke Philip Morris. How many like both?

Problem Answer:

There are 13 executives who like both Marlboro and Philip Morris.

Solution:

Online Questions and Answers in Venn Diagram, Permutation, Combination and Probability


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