Multiple choice

A fair die is thrown once. The probability of getting a composite number less than 5 is

  1. $\dfrac {1}{3}$
  2. $\dfrac {1}{6}$
  3. $\dfrac {2}{3}$
  4. $0$
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B Correct answer
Explanation

Die outcomes: {1, 2, 3, 4, 5, 6}. Composite numbers less than 5: {4}. Probability = 1/6.

AI explanation

The sample space for a fair die is 6. The only composite number less than 5 is 4. Using the classical definition of probability, the required probability is 1 favorable outcome divided by 6 possible outcomes, which equals 1/6. The answer is 1/6.

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