at what time between 5 and 6 oclock are the hands of..., Rances & Games of Skill, General Mathematics

Question:At what time between 5 and 6 o'clock are the hands of a clock coincident ?

A 22 min.past 5 
B 30 min.past 5 
C `22 8/11` min.past 9 
D `27 3/11` min.past 5

/59

+ AnswerD

+ ExplanationAt 5 o'clock, the minute hand is 25 min.spaces apart.

To be coincident, it must gain 25 min.spaces.

55 min are gained in 60 min

25 min are gained in` (60/55 xx 25)` min

             `= 27 3/11` min

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