Question
If the letters of the Word SINHA are arranged in all
possible ways and these words are written out as in Dictionary, then the rank of the word SINHA isSolution
The number of words begin with ‘A’ is 4! The number of words begin with ‘H’ is 4! The number of words begin with ‘I’ is 4! The number of words begin with ‘N’ is 4! Number of words begin with SA is 3! Number of Words begin with SH is 3! Words begin with ‘SI’ are SIAHN, SIANH, SIHAN, SIHNA, SINAH, SINHA ∴ Rank of the Word = 4! + 4! + 4! + 4! + 3! + 3! + 6 = 114
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