The letters of the word ‘TOSS’ are permuted in all possible ways and the words thus formed are arranged as in a dictionary, the rank of the word ‘TOSS’ is
A
19
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B
10
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C
9
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D
8
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Solution
The correct option is B 10 Rank of TOSS = 32!×3!+0×2!+0×1!+1=9+1=10