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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John Went to the nearby store in a Mall to buy something for her home. Below is the conversation between the two:

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There are seven sisters in a house in a village where there is no electricity or any gadget.

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what is Sister-7 doing ?

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There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.