Mathematics
Mathematics, 07.09.2020 01:01, sama3638

The Smiths are moving across the country. Mr. Smith leaves 4 hours before Mrs. Smith. If he averages 60mph and she averages 80mph, how many hours will it take Mrs. Smith to catch up to Mr. Smith?

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The Smiths are moving across the country. Mr. Smith leaves 4 hours before Mrs. Smith. If he averages...

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