The number of arrangements of the letters of the word NAVA NAVA LAVANYAM which begin with N and end with M is
A
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B
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C
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D
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Solution
The correct option is C The word NAVA NAVA LAVANYAM consists of 16 letters out of which there are 7As, 3Vs, 3Ns, and the other 3 are distinct put one N is the first place and M in the last place. In the remaining 14 letters there 7As, 3Vs and 2Ns. ∴ No.of arrangements =∠14∠7∠3∠2