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Mathematics, 08.11.2019 05:31 AM28

Celia ran around a 400 meter track 2 times. it took her 4 minutes to run around the track once, and 6 minutes to run around again. find celia's average speed.

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Celia ran around a 400 meter track 2 times. it took her 4 minutes to run around the track once, and...
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