College of Admission Tests Multan

Permutation and Combination

Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.

Question: 7

In how many way the letter of the word "APPLE" can be arranged
  • 20
  • 40
  • 60
  • 80

  Show/Hide Explanation 

Correct Answer: C

Friends the main point to note in this question is letter "P" is written twice in the word.

So word APPLE contains 1A, 2P, 1L and 1E

Required number =

= 5! 1! × 2! × 1! × 1!

= 5 × 4 × 3 × 2! 2!

=60