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1 vote
Demetrius is training for the same 1-mile race.

Demetrius ran at a constant speed of 7.5 miles per hour.


Yosef's progress is shown by the graph.


Who finished the mile first?

1 Answer

5 votes

Yosef finished the mile in 9 minutes.

Distance = 1 mile

Demetrius' speed = 7.5 miles per hour

Demetrius' time = Distance/speed

= 8 minutes

Demetrius finished the mile first by taking 1 minute less than Yosef's finishing time.

User Rens Tillmann
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