Question:
Saga Internationals have conducted a chess competition between young boys and girls, wherein every individual has to play exactly one game with every other individual. It was found that in 66 games, both the players were girls, and in 210 games, both were boys. Find the number of games in which one player was a boy and the other was a girl.
Saga Internationals have conducted a chess competition between young boys and girls, wherein every individual has to play exactly one game with every other individual. It was found that in 66 games, both the players were girls, and in 210 games, both were boys. Find the number of games in which one player was a boy and the other was a girl.
Updated On: Jul 26, 2024
- 210
- 222
- 252
- 276
- 290
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The Correct Option is C
Solution and Explanation
The correct option is (C): 252
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