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40. In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an iPhone, while thirty percent use an iPad. How many students in this class are using an iPhone or an iPad? 41. In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an iPhone, while thirty percent use an iPad. How many students in this class are using both an iPhone and an iPad?

40. In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an iPhone, while thirty percent use an iPad. How many students in this class are using an iPhone or an iPad? 41. In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an iPhone, while thirty percent use an iPad. How many students in this class are using both an iPhone and an iPad?

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 1CA
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40. In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an iPhone, while thirty percent use an iPad. How many students in this class are using an iPhone or an iPad? 41. In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an iPhone, while thirty percent use an iPad. How many students in this class are using both an iPhone and an iPad?
Transcribed Image Text:40. In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an iPhone, while thirty percent use an iPad. How many students in this class are using an iPhone or an iPad? 41. In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an iPhone, while thirty percent use an iPad. How many students in this class are using both an iPhone and an iPad?
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