# What is the probability that a leap year , selected at random will contain 53 Sundays ?

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by aromalsuper

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by aromalsuper

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In a leap year there are 366 days, right ........ so it makes ( 52 weeks and 2 'extra' days.)
So on the 53rd Sunday can occur in one of these 2 days.
P(E) = n(E) / n(S) = 2 / 7 Therefore the probability is 2/7