The probability that a non-leap year selected | vedclass

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Question

(A) non-leap year has $365$ days,which is equivalent to $52$ weeks and $1$ extra day.This extra day can be any one of the $7$ days of the week: Sunday

Vedclass · Accepted Answer

$\frac{1}{7}$

Vedclass · Answer

(A) non-leap year has $365$ days,which is equivalent to $52$ weeks and $1$ extra day.This extra day can be any one of the $7$ days of the week: Sunday,Monday,Tuesday,Wednesday,Thursday,Friday,or Saturday.For the year to have $53$ Sundays,this extra day must be a Sunday.Since there is only $1$ favorable outcome (Sunday) out of $7$ possible outcomes,the probability is $\frac{1}{7}$.

The probability that a non-leap year selected at random will contain $53$ Sundays is

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