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Posted by on Tuesday, January 22, 2008 at 9:44pm.

There are four light switches in the room. They can be in either of two positions - on or off. How many possible ways can the four switches be arranged? What if there were eight switches?

  • Math - , Wednesday, January 23, 2008 at 2:17am

    2^4 = 16 for four, and 2^8 = 256 for eight.

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