Select from following answers:- 40
- 400
- 2520
- 5040
- All Above
'LOGRAITHMS' contains 10 different letters.
Required number of words = Number of arrangements of 10 letters, taking 4 at a time.
= 10P4
= (10 x 9 x 8 x 7)
= 5040.
Show Correct Answer
Asked In: Many Interviews |
Alert Moderator