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Q: The probability that a number selected at random from the first 100 natural numbers is a composite number is  ?

  • 1
    3/2
  • 2
    2/3
  • 3
    1/2
  • 4
    34/7
  • Show Answer
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Answer : 1. "3/2"
Explanation :

Answer: A) 3/2 Explanation: The number of exhaustive events = 100 C₁ = 100. We have 25 primes from 1 to 100. Number of favourable cases are 75. Required probability = 75/50 = 3/2.

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