December 1, 2015

Homework Help: maths

Posted by can u please help me! please on Monday, February 18, 2013 at 1:33am.

terrorists are trying to take over the world. They know the password to the weapon is 5 digits long and contains either 0 or 1, and either 2 or 3, and either 4 or 5, and either 6 or 7, and either 8 or 9. If the robots can enter 5 passwords per second, how long (in seconds) will it take them to go through all the possible passwords?

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