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At 6'o clock, the clock ticks 6 times. The time between first and last ticks was 30sec. How much time it takes at 12'o clock?
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- 66 secs.
At 6'o clock, the clock ticks 6 times. The time between first and last ticks was 30sec.
there are 5 time gaps at 6'o clock.
each time gap between two ticks is 30/5 = 6 secs.
At 12 'o clock, there are 11 gaps.
so total time taken at 12'o clock is 11*6=66 secs.
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