A fast-food restaurant compiled the following information regarding its employees. 20 cooked or worked the drive-through window. 10 cooked only 6 worked drive-through window only How many of the employees cooked and worked drive-through window ?

A fast-food restaurant compiled the following information regarding its employees. 20 cooked or worked the drive-through window. 10 cooked only 6 worked drive-through window only How many of the employees cooked and worked drive-through window ?

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter12: Probability

Section12.1: Sets

Problem 87E

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Question

A fast-food restaurant compiled the following information regarding its employees.

20 cooked or worked the drive-through window.
10 cooked only
6 worked drive-through window only
How many of the employees cooked and worked drive-through window ?

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