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joan and her brother justin left a hotel at the same time, driving in opposite direction at constant rates. After traveling for 4 hours, they were 480 miles apart. If justin drove 10 miles per hour faster than joan, how fast did joan drive.

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3 votes

Answer:

55 MPH

Explanation:

This is the correct answer

User Anabelle
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2 votes

Answer:55

Explanation:

Got the answer right

User BBacon
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8.2k points
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