SOLUTION: For inventory purposes, a company assigns a 3 character code to each item it produces. The first character of the code must be a letter from the 26 letter english alphabet. The sec

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: For inventory purposes, a company assigns a 3 character code to each item it produces. The first character of the code must be a letter from the 26 letter english alphabet. The sec      Log On


   

Question 442747: For inventory purposes, a company assigns a 3 character code to each item it produces. The first character of the code must be a letter from the 26 letter english alphabet. The second and third character must be a digit from 0-9 but cannot be repeated. How many different 3 character codes can be assigned?
I have no idea how to do these anymore. I remember learning them when I was in like 6th grade but I am lost.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
For inventory purposes, a company assigns a 3 character code to each item it produces. The first character of the code must be a letter from the 26 letter english alphabet. The second and third character must be a digit from 0-9 but cannot be repeated. How many different 3 character codes can be assigned?
-------------------
# of ways to select the 1st character: 26
# of ways to select the 1st digit: 10
# of ways to select the 2nd digit: 9
-----
# of 3 charactre codes: 26*10*9 = 2340
===========================================
Cheers,
Stan H.