masooma6537 masooma6537

07-09-2020
Mathematics

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Two lighthouses flash their lights every 20 seconds and 30 seconds respectively. Given that they flash together at 8 p.m., when will they next flash together?

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9a5g5z99km 9a5g5z99km

07-09-2020

In 60 seconds or at 8:01 pm

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