Multiple choice

The probability that in a random arrangement of letters of the word “MUMBAI”, two M’s do not come together is

  1. 2/3

  2. 1/3

  3. 1/2

  4. 5/7

  5. 14/15
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A Correct answer
Explanation

The word “MUMBAI” has six letters. Therefore, total ways of arrangements = 6!/2 =360. Number of words where two M’s do not come together is = Total words – Number of words where they come together = 360 – 5! = 240 Hence, the required probability is = 240/360 = 2/3.

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