The number of arrangements which can be made out of the letters of the word ALGEBRA, without changing the relative order(positions) of vowels and consonents.

Asked by JAYACHANDRAN B | 27th Mar, 2012, 08:03: PM

Expert Answer:

here three vowels have to be placed at 1st , 4th and 7th position and the consonants are to be placed at other remaining positions .
So , number of arangements = fact(3)/fact(2)  * fact(4) = 72   { fact(2) is becose of 2 A's }

Answered by  | 28th Mar, 2012, 10:29: AM

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