SOLUTION: Suppose Danny has forgotten his locker combination. There are three numbers in the combination and he knows they can repeat. The numbers go from 0-39. If he tries one combination e

Question 1080475: Suppose Danny has forgotten his locker combination. There are three numbers in the combination and he knows they can repeat. The numbers go from 0-39. If he tries one combination every 8 seconds, how long will it take him to try every possible combination?
Thanks, looking to see the problem worked out.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
So they can repeat and there are three positions so then the total number of possible codes is,

If you try each code every 8 seconds, it would take you a total time of,

to try them all.

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