Multiple Choice Questions on Bucket numbered 1 to 15 are shuffled and then a bucket is picked at random What is the probability t........... for CDS Exam Preparation

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Multiple Choice Questions

Bucket numbered 1 to 15 are shuffled and then a bucket is picked at random What is the probability t...........

Quantitative Aptitude (CDS) Probability
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    Bucket numbered 1 to 15 are shuffled and then a bucket is picked at random. What is the probability that the bucket picked bears a number which is a multiple of 2 or 5?

    1/15
     

    Correct Answer

    7/2
     

    Incorrect Answer

    4/5
     

    Incorrect Answer

    3/5

    Incorrect Answer
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    Explanation:

    Clearly, n (S) = 15 and E = {2, 4, 6, 8, 10, 12,14, 5 ,15} , n (E) = 9 
    P (E) =n (E) / n (S)
    =9/15
    =3/5

    By: bhavesh kumar singh
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