SOLUTION: Hi, I am looking to see how this problem is solved. Thanks! Suppose Mark has forgotten the password to his on-line account that contains six letters or numbers, and they don't

Question 1080474: Hi, I am looking to see how this problem is solved. Thanks!
Suppose Mark has forgotten the password to his on-line account that contains six letters or numbers, and they don't repeat. If he types in a different arrangement every 10 seconds, how long will it take him to try all the possible arrangements?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Suppose Mark has forgotten the password to his on-line account that contains six letters or numbers, and they don't repeat. If he types in a different arrangement every 10 seconds, how long will it take him to try all the possible arrangements?
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If it's not case sensitive, ie, if A = a, there are 36 characters.
--> 36*35*34*33*32*31 = 1402410240 possibles.
/6 = 233735040 minutes

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