Jyrelllewis16 Jyrelllewis16

02-04-2020
Mathematics

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A safe has a 4-digit lock code that does not include zero as a digit and no digit is repeated. What is The total number of outcomes is

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eliaroriguez1972 eliaroriguez1972

02-04-2020

Answer:4*3*2*1

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02-04-2020

9 single digits and since you can’t repeat any, and you need 4 digits in total it’s going to be 9*8*7*6 = 3,024

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