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OpenStudy (anonymous):
Please help A password consists of 5 digits. The first must be odd, and none of the digits can repeat. How many passwords are possible?
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zepdrix (zepdrix):
Hmm, so if the first slot can only be an odd number, how many options do we have for it? :)
OpenStudy (anonymous):
60 possibilities
zepdrix (zepdrix):
Nicoleeeee :O Respond...
OpenStudy (anonymous):
thank you @Sohal & sorry @zepdrix I was working on my homework, thank you
OpenStudy (anonymous):
NP:)
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OpenStudy (anonymous):
5*9*8*7*6=120
OpenStudy (anonymous):
You have 5 possible numbers for the fist one, then 9, 8 etc.
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