| There are two clocks on a wall, both set to show the correct time at 6 am one clock loses one minute in an hour while the other gains one minute in an hour. By how many minutes do the two clocks differ at 8 pm? |
A) 14
B) 28
C) 21
D) 7
Correct Answer: B
Solution :
| Time from 6 am to 8 pm is 14 h two first clock loses 14 min and the second clock gain 14 min. At 8 pm the two clocks differ by 28 min, i.e \[14+14=28.\] |
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