Permutations of n Distinct Objects Quiz
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Questions and Answers

In how many ways can the six letters A, B, C, D, E and F be arranged in a row?

  • 620 ways
  • 120 ways
  • 360 ways
  • 720 ways (correct)
  • If a job can be done in 'm' different ways, following which another can be done in 'n' different ways and so on, then the total ways of doing the jobs is represented by:

  • (m - n)!
  • (m / n)!
  • m x n x ... (correct)
  • (m + n)!
  • The number of permutations of n objects, where p objects are of the same kind and rest are all different is given by the formula:

  • n! / p! (correct)
  • (n - p)! x p!
  • (n + p)!
  • (n - p)!
  • If there are 8 distinct objects, what is the number of permutations of these objects?

    <p>8! = 40320</p> Signup and view all the answers

    In how many ways can six boys and four girls be arranged in a line?

    <p>10! = 3628800 ways</p> Signup and view all the answers

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