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(Solved): Show all work please!  ATM Passcode - 2 Suppose each ATM card holder need to create a 4 digit ...


ATM Passcode - 2 Suppose each ATM card holder need to create a 4 digit passcode for their ATM card and no duplicated digits aShow all work please! 

ATM Passcode - 2 Suppose each ATM card holder need to create a 4 digit passcode for their ATM card and no duplicated digits are allowed, i.e. all digits should be different numbers from 0 to 9. Consider two randomly selected ATM card holders, what's the probability that the first digit of their passcodes are both 1 ? Please round your answer to 2 decimal places.


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here suppose, s: number of 4 digit passcode for given ATM n(s)=
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