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Qn #227
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An electronic device makes a beep after 60 sec. Another device makes a beep after 62 sec. They beeped together at 10 am. At what time they will make next beep together at the earliest?
A.
10:30
B.
10:31
C.
10:59
D.
11:00
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❓ Question: An electronic device makes a beep after 60 sec. An... | TANCET Group Studies | Tancet Group Studies