How many four-letter code words can be constructed from the first ten letters of the Greek alphabet if no repetitions allowed?
A) 5,040 code words
B) 1,693 code words
C) 7,800 code words
D) 1,285 code words
E) 9,836 code words
F) 9,824 code words

Question

How many four-letter code words can be constructed from the first ten letters of the Greek alphabet if no repetitions allowed? ​
A) 5,040 code words
B) 1,693 code words
C) 7,800 code words
D) 1,285 code words
E) 9,836 code words
F) 9,824 code words

Quizplus · Accepted Answer

The first ten letters of the Greek alphabet can be used to form 4-letter code words without repetition. This is a permutation problem, calculated as 10P4 = 10! / (10-4)! = 10 * 9 * 8 * 7 = 5,040 code words.

How Many Four-Letter Code Words Can Be Constructed from the First