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Exam
Numerical Ability
Permutation and Combination
What is 55th word of shuvank
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- First arrange it in alph. order...
AHKNSUV
No. of words starting with "A" is A(------) => 6! = 720
No. of words starting with AHK(----) is 4! = 24
No. of words starting with AHN(----) is 4! = 24
24 + 24 = 48
No. of words starting with AHSK(---) is 3! = 6
48 + 6 = 54
So 55th word is AHSNKUV
Ans : AHSNKUV
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