At what time between 11 and 12 o’clock will the hands of a clock be in opposite directions?
Correct answer C. 27 3/11 minutes past 11
Explanation
Opposite means 330 − 5.5M = 180, so M = 150/5.5 = 300/11 = 27 3/11. The time is 27 3/11 minutes past 11.
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