An electronic device makes a beep after every 60 seconds. Another device makes a beep after every 62 seconds. They beeped together at 10.00 a.m. The next time when they would beep together at the earliest one is :

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Q: 88 (RAS/2013)
An electronic device makes a beep after every 60 seconds. Another device makes a beep after every 62 seconds. They beeped together at 10.00 a.m. The next time when they would beep together at the earliest one is :

question_subject: 

Maths

question_exam: 

RAS

stats: 

0,1,6,1,1,4,1

keywords: 

{'beep': [0, 0, 0, 1], 'seconds': [3, 3, 8, 6], 'electronic device': [0, 0, 1, 3], 'device': [0, 0, 0, 1], 'earliest one': [0, 0, 0, 1]}