Mathematics, 22.02.2021 04:00 irvinbhangal2
Sonji bought a combination lock that opens with a four-digit number created using the digits 0 through 9. The same digit cannot be used more than once in the combination.
If Sonji wants the last digit to be a 7 and the order of the digits matters, how many ways can the remaining digits be chosen?
84
504
3,024
60,480
Answers: 1
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Sonji bought a combination lock that opens with a four-digit number created using the digits 0 throu...
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