Multiple Choice Questions on A box contains 2 blue caps 4 red caps 5 green caps and 1 yellow cap If two caps are picked at random........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A box contains 2 blue caps 4 red caps 5 green caps and 1 yellow cap If two caps are picked at random...........

Quantitative Aptitude ( CCS) Probability
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    A box contains 2 blue caps, 4 red caps, 5 green caps and 1 yellow cap.

    If two caps are picked at random, what is the probability that both are blue?

    1/6

    Incorrect Answer

    1/10

    Incorrect Answer

    1/12

    Incorrect Answer

    1/66

    Correct Answer
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    Explanation:

    Total number of Caps = 12

    Total Results = 12C2

    Favourable Results = 2C2 =1

    Probability = Fav/Total = 2C2/12C2 = 1/66 

    By: Deepak Dawra
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