In three separate 1-mile races, Ellen finished with times of x minutes, y minutes, and z minutes,

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In three separate 1-mile races, Ellen finished with times of x minutes, y minutes, and z minutes, respectively. What was her average speed, in miles per hour, for all three races?

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McGraw-Hill Education SAT 2017

ISBN: 9781259641657

1st Edition

Authors: Christopher Black, Mark Anestis

Question Posted: Jul 14, 2023 02:12 AM

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In three separate 1-mile races, Ellen finished with times of x minutes, y minutes, and z minutes,

Question:

A) B) C) D) x+y+z 3 3 x+y+z x+y+z 180 180 x+y+z

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D 3 miles ...View the full answer

McGraw-Hill Education SAT 2017

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