ABC26GN5295 · Permutations and Combinations

Subject: General Aptitude · Chapter: Permutations and Combinations · Exam: 2008 · Marks: · Difficulty:

In how many different ways can the letters of the word DAILY be arranged?
(a)48
(b)60
(c)120
(d)160
(e)None of these
Answer
Answer (as printed): C
Explanation
The given word contains 5 letters, all different. ∴ Required number of ways = 5 = (5 × 4 × 3 × 2 × 1) = 120. 847

Explanation as extracted from the printed page; notation may be imperfect.

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