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1. |
An electronic device makes a beep after every 60 sec. Another device makes a beep after every 62 sec. They beeped together at 10 a.m. The next time, when they would beep together at the earliest |
A. | 10.31 am |
B. | 10.39 am |
C. | 10.46 am |
D. | 10.51 am |
Answer» B. 10.39 am | |