Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Mathematics
The letters of the word EARLY are permuted and all the permutations are arranged in an alphabetical order as in an English dictionary. The number of words that appear before the word EARLY is
Q. The letters of the word EARLY are permuted and all the permutations are arranged in an alphabetical order as in an English dictionary. The number of words that appear before the word EARLY is
760
104
Permutations and Combinations
Report Error
A
25
B
26
C
27
D
28
Solution:
A E L R Y
A _ _ _ _
=
4
!
=
24
E A L _ _
=
2
!
=
02
E A R L Y
=
1
=
01
=
27.
The number of words before EARLY
=
27
−
1
=
26
.