# Chapter 11 - Counting Methods and Probability Theory - 11.1 The Fundamental Counting Principle - Concept and Vocabulary Check - Page 692: 1

$M\cdot N$

#### Work Step by Step

If you can choose one item from a group of $M$ items and a second item from a group of $N$ items, then the total number of two-item choices is $M\cdot N$.

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