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Physics, 28.09.2020 14:01 khalfani0268

An ant crawled 2/7 of a journey at an average speed of 5 cm per minute. It crawled the remaining 25 cm at another speed. If the average speed for the whole journey was 7 cm per minute, what’s the amount of time for the whole journey? ___ minutes

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An ant crawled 2/7 of a journey at an average speed of 5 cm per minute. It crawled the remaining 25...

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