CA Foundation P3 · Chapter 5 · Question 1 of 9
The number of different arrangements of the letters of the word LEDGER is:
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: C) 360
Explanation
LEDGER has 6 letters with E repeated twice. Number of arrangements = 6!/2! = 720/2 = 360. Ignoring the repetition gives 720.
More Basic Concepts of Permutations and Combinations MCQs
- Q3A committee of 5 is to be formed from 6 men and 4 women. In how many ways can this be done if the committee must contain exactly 2 women?
- Q4In how many ways can 7 persons be seated around a circular table?
- Q5How many 4-digit even numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7 if no digit is repeated?
- Q6If ⁿP₂ = 90, then n is:
- Q7The number of diagonals of a polygon with 12 sides is: