Putnam 1950 B3
- Session B
- In the Gregorian calendar: (i) years not divisible by 4 are common years; (ii) years divisible by 4 but not by 100 are leap years; (iii) years divisible by 100 but not by 400 are common years; (iv) years divisible by 400 are leap years; (v) a leap year contains 366 days; a common year 365 days.
Prove that the probability that Christmas falls on a Wednesday is not .
Dataset text PutnamGAP. Quoted with source.
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