Permutation and CombinationHard
Question
If all the letters of the word ″QUEUE″ are arranged in all possible manner as they are in a dictionary, then the rank of the word QUEUE is -
Options
A.15th
B.16th
C.17th
D.18th
Solution
EEQUU
Words starting with E →
Words starting with QE →
next word will be QUEEU → 1
and finally QUEUE → 1
Rank is 12 + 3 + 1 + 1 = 17th
Words starting with E →
Words starting with QE →
next word will be QUEEU → 1
and finally QUEUE → 1
Rank is 12 + 3 + 1 + 1 = 17th
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