CAT Quantitative Ability Questions | CAT Permutation, Combination and Probability questions
CAT/1994
Question . 67
I. The probability of encountering 54 Sundays in a leap year
II. The probability of encountering 53 Sundays in a non-leap year
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Explanatory Answer
Method of solving this CAT Quantitative Ability Question from Permutation, Combination and Probability question
(b) There are 5 weeks and 2 days in a leap year. Therefore, 53 Sundays can occur if 1st of Jan is either a Saturday or a Sunday, but 54 Sundays cannot be their in a leap year.