A) ??????????? ?24 seconds????
B) ??????????? ?27 seconds
C) ??????????? ?30 seconds????
D) ??????????? ?"None of these
Correct Answer: B
Solution :
?In order to strike five, there are four intervals which take a total of 12 seconds i.e., 3 seconds for one interval. Thus to strike ten, there are nine intervals which take 27 seconds.
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