Multiple Choice Questions on Billiards ball numbered 1 to 25 are kept in a bag then a ball is drawn at random What is the probabi........... for CDS Exam Preparation

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Multiple Choice Questions

Billiards ball numbered 1 to 25 are kept in a bag then a ball is drawn at random What is the probabi...........

Quantitative Aptitude (CDS) Probability
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    Billiards ball numbered 1 to 25 are kept in a bag then a ball is drawn at random. What is the probability that the ball is drawn bears a number which is a multiple of 5?

     

    3/20
     

    Incorrect Answer

    3/10
     

    Incorrect Answer

    1/5
     

    Correct Answer

    1/2

    Incorrect Answer
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    Explanation:

    S = {1, 2, 3, …… 25}=25
    and E = {5, 10, 15, 20, 25}=5
    P (E) =n (E) / n (S)
    =5 /25
    =1/5

    By: bhavesh kumar singh
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