JEE Main 2019 · 12 Jan · Shift II

JEE Main 2019 Mathematics question on Permutations and Combinations

There are mm men and two women participating in a chess tournament. Each participant plays two games with every other participant. If the number of games played by the men between themselves exceeds the number of games played between the men and the women by 84, then the value of mm is
  1. A.
    12
  2. B.
    11
  3. C.
    9
  4. D.
    7
Show answer

Correct option: A

[JEE Main 2019 · 12 Jan · Shift II]

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