Problem:
The permutations of are arranged in dictionary order, as if each were an ordinary five-letter word. The last letter of the word in this list is
Answer Choices:
A.
B.
C.
D.
E.
Solution:
The first words begin with , the next begin with and the next begin with . So the begins with , and it is the such word. The first six words that begin with begin with and the next six with . So the desired word begins with and it is the second such word. The first word that begins with is , the second is . Thus is the letter we seek.