general math MCQ #1862

The probability that a number selected at random from the first 50 natural numbers is a composite number is__________?

general math MCQ #1862

  1. Question 1

    Q1. The probability that a number selected at random from the first 50 natural numbers is a composite number is__________?

    • A) 21/25
    • B) 17/25
    • C) Apr-25
    • D) Aug-25

    Answer: 17/25

    Explanation: There are 15 primes and 1 non-prime non-composite (1) among the first 50 naturals, leaving 34 composites. Probability = 34/50 = 17/25.