SOLUTION: one bank machine has four rows of buttons like 1 2 3 4 5 6 7 8 9 0 if jim has 4-digit bank number that uses one button from each row like 0571 how many different possibil

SOLUTION: one bank machine has four rows of buttons like 1 2 3 4 5 6 7 8 9 0 if jim has 4-digit bank number that uses one button from each row like 0571 how many different possibil

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Question 1014276: one bank machine has four rows of buttons like
1 2 3
4 5 6
7 8 9
0
if jim has 4-digit bank number that uses one button from each row like 0571
how many different possibilities available for jim?
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
The four digits must be distinct. Without regards to order, we have 3*3*3*1 = 27 ways to choose 4 digits. Then we can permute the four digits 4! = 24 ways. So 27*24 = 648 ways.
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