Know the Age

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.




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Detective Rockford was jogging near the beach at 4:30 am.
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Rockford immediately knew that the Lawyer has committed the crime. How?

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What breaks yet never falls, and what falls yet never breaks?

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What is it?

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