SOLUTION: How many 4-number license plates can be made using the digits 0,1,2,3,4,5 if an even digit must come first and repititions are allowed? Not allowed?

Algebra ->  Permutations -> SOLUTION: How many 4-number license plates can be made using the digits 0,1,2,3,4,5 if an even digit must come first and repititions are allowed? Not allowed?      Log On


   

Question 580340: How many 4-number license plates can be made using the digits 0,1,2,3,4,5 if an even digit must come first and repititions are allowed? Not allowed?
Answer by dfrazzetto(283) About Me  (Show Source):
You can put this solution on YOUR website!
repetitions are allowed:
3*6*6*6 = 648

repetitions are NOT allowed:
3*5*4*3 = 180