

Permutation and Combination - General Aptitude
Q1: In how many different ways can the letters of the word 'MATHEMATICS' be arranged so that the vowels always come together?A 10080
B 4989600
C 120960
D None of these
ANS:C - 120960 In the word 'MATHEMATICS', we treat the vowels AEAI as one letter. Thus, we have MTHMTCS (AEAI). Now, we have to arrange 8 letters, out of which M occurs twice, T occurs twice and the rest are different.
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