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Maths Puzzle
What is the probability of getting five Monday in a 31-days month ?
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- Any 31 day month whose 1st day is a Saturday, Sunday or Monday has 5 Mondays.
3/7 of 31 day months begin with those 3 days.
3/7 is the probability that a 31 day month will have 5 Mondays. - 11 years agoHelpfull: Yes(3) No(0)
- ans =3/7
31 days month have 4 week and three days
and combinations are(3)= sun mon tues ,mon tus wed ,sat sun mon in 7 days so
probability=37 - 11 years agoHelpfull: Yes(2) No(0)
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