Mathematics, 05.06.2020 01:01 krlx

A well is 7 meters deep, and a snail climbs up from the bottom of the well. It climbs 3meters during the day and falls 2 meters at night. How many days can the snail crawl out of the well?

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A well is 7 meters deep, and a snail climbs up from the bottom of the well. It climbs 3meters during...

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