Posted by Johnston on .
A panel of four light switches can be set in 2^4 ways. A panel of lfive light switches can be set in twice this many ways. In how many ways can five light switches be set? I got 2^4=16 16x2=32 Is this right. If not can someone help?

8th grade math 
PsyDAG,
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Right! 32 = 2^5