Multiple choice general knowledge math & puzzles

Which of the following dates is incorrect?

  1. 29th Feb,1900

  2. 29th Feb,1904

  3. 29th Feb,1908

  4. 29th Feb, 1912
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A Correct answer
Explanation

1900 was NOT a leap year because it's divisible by 100 but not by 400 (century years must be divisible by 400 to be leap years). 1904, 1908, and 1912 were all leap years because they're divisible by 4.

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