How many different word, with or without meaning, can be formed by using the letter of the word COVID?
Given:
Word = COVID
Number of letters = 5
All letters are distinct
Formula Used:
Number of arrangements of n distinct letters = n! (n factorial)
Solution:
Since all 5 letters in the word COVID are different:
Total number of possible words = 5! = 5 × 4 × 3 × 2 × 1 = 120
Ans. (d) 120
English
80 Questions
160 Marks
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Suggested Test Series
Suggested Test Series
If each of the letters in an English alphabet is assigned Even numerical value beginning from A=2, B=4,C=6……,Z=52, then what will be the total value of the letters for the word 'DESIGN'?
Find out the word which can be formed by using the letters of the given word 'CONSOLIDATE'.
Select the combination of numbers so that the letters arranged accordingly will form a meaningful word:
N T E R O M
1 2 3 4 5 6
How many meaningful English words can be formed with the letters ‘EGMA’ using each letter exactly only once in each word?
How many meaningful four-letter English words can be formed using O, N, E and C using all the letters but each letter only once in each word?
How many meaningful English words can be formed from Y, P, R and A, using each letter mandatorily but only once in
each word?
How many meaningful English words can be formed from R, O, W, D and C, using each letter mandatorily but only once in each word?
