Mathematics, 19.11.2020 03:50 rjone8429
Given the digits 2,5,7,9, 4, and 1, how many 4-digit codes can be made if 4 points
the first digit must be even and the last digit must be greater than 6?
80
120
48
144
Answers: 3
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Given the digits 2,5,7,9, 4, and 1, how many 4-digit codes can be made if 4 points
the first digit...
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