Subject

    Quantitative Aptitude

    Topic

    Probability

    If two letters are taken at random from the word HOME, what is the probability that none of the letters would be vowels?

    ক)
    1/6
    খ)
    1/2
    গ)
    1/3
    ঘ)
    1/4

    Explanation

    P(first letter is not vowel) = 24\frac24 P(second letter is not vowel) = 13\frac13 So, probability that none of letters would be vowels is = 24×13=16\frac24\times\frac13=\frac16

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