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ExamsJEE AdvancedMaths

Raj and Sanchita take turns rolling two dice until one of them achieves a total of 9. What could be the likelihood of Sanchita winning the game?

  1. 7/15 or 8/15
  2. 6/11 or 5/11
  3. 8/17 or 9/17
  4. None of these

Correct answer: 8/17 or 9/17

Solution

The probability of Sanchita winning depends on the sequence of dice rolls and the total outcomes. Using conditional probability, the likelihood is found to be either 8/17 or 9/17.

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