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![[Post New]](/templates/default/images/icon_minipost_new.gif) 1 Feb 2008 15:48:32 IST
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Let E= a year has 53 sundays.
L = the year is a leap year
NL= the year is not leap.
P(E)= P(L)P(E/L) + P(NL)P(E/NL)
= (1/4)(2/7) + ( 3/4) ( 1/7) = 5/28
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this reply: 10 points
(with 2 
in 2 votes ) [?]
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