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Q: How many words can be formed with or without meaning by using three letters out of k, l, m, n, o without repetition of alphabets.

  • 1
    60
  • 2
    120
  • 3
    240
  • 4
    30
  • Show Answer
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Answer : 1. "60"
Explanation :

Answer: A) 60 Explanation: Given letters are k, l, m, n, o = 5 number of letters to be in the words = 3 Total number of words that can be formed from these 5 letters taken 3 at a time without repetation of letters = 5P3 ways. ⇒ 5P3 = 5 x 4 x 3 = 60 words.

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