Question
In how many ways can the letters of the word VOWEL can
be arranged so that all the consonants occupy odd places, vowels come on even places?Solution
Consonants comes on Place number 1,3,5 So, number of arrangements = 3 ! = 6 Vowels come on Place number 2,4 So, number of arrangements = 2 ! = 2 Total number of arrangements = 6 × 2 = 12 ways
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