What is the probability of 52 Sundays in a non leap year?
Q: What is the probability of 52 Sundays in a non leap year?
The probability of getting 52 Sunday’s in a year is 6/7 .
Let us see how :
A non leap year has 365 days and 52 weeks . So a normal year will definitely have 52 Sundays.
So 52 weeks *7 days == 364 days .
So in a non leap year there will be 52 Sundays and one day extra.
365 days - 364 days == 1 day.
The extra day can be any day like Sunday ,Monday ,Tuesday ,Wednesday ,Thursday ,Friday or Saturday. The probability of getting 53 Sundays == 1/7
So the probability of getting 52 Sundays == 1- 1/7 == 6/7 .
A leap year is a year which has 366 days instead of 365 days . Every four year is a leap year.
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