SOLUTION: how many integers greater 999 but not greater than 4000 exclusive, can be formed with the digits 0,1,2,3,4, if repetitions of digits is allowed?

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Question 943756: how many integers greater 999 but not greater than 4000 exclusive, can be formed with the digits 0,1,2,3,4, if repetitions of digits is allowed?
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
first digit: 3 choices (1, 2, 3)
second digit: 5 choices (0, 1, 2, 3, 4)
third digit: 5 choices (0, 1, 2, 3, 4)
fourth digit: 5 choices (0, 1, 2, 3, 4)

total: 3 * 5^3 = 375 numbers