Question
Find the number of words that can be formed by using all
letters of the word ' FRIDAY', if order of vowels remains same.Solution
Total words “ FRIDAY ”= 6 Number of vowels (I, A) = 2 But in these, we cannot change the order of vowels. Suppose the required ways be 'n' multiplied by 2! ways with 'n' must be given 6! => 2! × n = 6! => n = 360 ways
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