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Home  >>  JEEMAIN and AIPMT  >>  Mathematics  >>  Class11  >>  Statistics
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What is the probability that a leap year chosen at random will have 53 Sundays?

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A leap year has 366 day, i.e, 52 complete weeks, which is 364 days.
The 365th day can be a Sunday (probability 1/7) or a 366th day will have a Sunday (1/7th).
Hence the combined probability is 1/7 + 1/7 = 2/7.
answered Apr 2, 2014 by balaji.thirumalai
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