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Mathematics, 17.11.2020 02:10 kaitlynnputtere

A light flashes every 2 minutes, a second light flashes every 3.5 minutes, and a third light flashes every 4 minutes. If all three lights flash together at 8 p. m., what is the next time of the day they will all flash together? (Pay attention to the key words)

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A light flashes every 2 minutes, a second light flashes every 3.5 minutes, and a third light flashes...
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