NIMCET 2011 Question Paper with solutions

Question : 70 of 120

Marks: +1, -0

In how many different ways can the letters of the word "DETAIL" be arranged in such a way that the vowels occupy only the odd positions?

Solution:

Hence, number of ways

=3 ! × 3 !

=3 × 2 × 3 × 2

=36

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