Chapter 11, Exercises 11.7 #54

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Use the following scenario for the exercises that follow: In the game of Keno, a player starts by selecting 20 numbers from the numbers 1 to 80. After the player makes his selections, 20 winning numbers are randomly selected from numbers 1 to 80. A win occurs if the player has correctly selected 3, 4, or 5 of the 20 winning numbers.

What is the percent chance of winning?

Exercise 11.1:

Exercise 11.2:

Exercise 11.3:

Exercise 11.4:

Exercise 11.6:

Exercises 11.7:

Practice Exercises:

Review Exercises: