Which is larger, the number of seconds in a day or...
...the number of hours in 10 years?
Puzzle Copyright © Kevin Stone
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Hint
Do leap years make a difference?
Answer
Hours in 10 years.
Reasoning
In a day, there are 60 x 60 x 24 seconds = 86,400 seconds.
In 10 years, there are 10 x 365 x 24 hours = 87,600 hours, which even without the leap years is already the larger number.
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