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CAT 1993 — QA Question 27

Picking balls from a bagEasy

A box contains 6 red balls, 7 green balls and 5 blue balls. Each ball is of a different size. The probability that the red ball selected is the smallest red ball, is

Answer & solution

Correct answer: 1/6

  • A

    1/18

  • B

    1/3

  • 1/6

  • D

    2/3

Solution

Since there are 6 red balls and all six of them are of different sizes, probability of choosing the smallest among them is 16.

Hence, option (c).

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CAT 1993 QA Q27: A box contains 6 red balls, 7 green balls and 5 blue balls. Each ball is of a different size. The probability — Solution | TheCATExam