Math, asked by nivasreddy8510, 1 year ago

Electronic device electronic device make a beep after every 15 minute another device make a beep after every 20 minutes they be together at 6 and at what time will they next beep together

Answers

Answered by arnav755gmailcom

2

LCM of 15 and 20=60

.°.They will beep together after 60 mins or 1 hour

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