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NDA 2010
Exam
NDA
Year
2010
Subject
Mathematics
Chapter
Probability

NDA 2010 · Mathematics · Probability

The probability of guessing a correct answer is (x)/(12) . If the...

The probability of guessing a correct answer is x12\frac{x}{12}. If the probability of not guessing the correct answer is 23\frac{2}{3}, then what is xx equal to?

Options

  1. A2
  2. B3
  3. C4
  4. D6

Correct answer

C. 4

Step-by-step solution

The correct answer is option (C).
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