general math MCQ #1292

How many 4-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed?

general math MCQ #1292

  1. Question 1

    Q1. How many 4-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed?

    • A) 40
    • B) 400
    • C) 5040
    • D) 2520

    Answer: 5040

    Explanation: LOGARITHMS has 10 distinct letters; the number of 4-letter arrangements = P(10,4) = 10×9×8×7 = 5040.