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If (1/5)^m (1/4)^18=1/2(10)^35, then m=?

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spinmove
 Post subject: If (1/5)^m (1/4)^18=1/2(10)^35, then m=?
 Post Posted: Sun Jun 08, 2008 11:04 pm 
If (1/5)^m (1/4)^18=1/2(10)^35, then m=?

1) 17
2) 18
3) 34
4) 35
5) 36

Answer is 35. I tried setting bases equal to each other, but the (1/5)^m threw me off. Any suggestions? Thank you.
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RonPurewal
 Post subject: Re: If (1/5)^m (1/4)^18=1/2(10)^35, then m=?
 Post Posted: Mon Jun 09, 2008 2:53 am 
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ManhattanGMAT Staff


Posts: 7146
spinmove wrote:
If (1/5)^m (1/4)^18=1/2(10)^35, then m=?

1) 17
2) 18
3) 34
4) 35
5) 36

Answer is 35. I tried setting bases equal to each other, but the (1/5)^m threw me off. Any suggestions? Thank you.


check out this thread, and then post back if you still have questions.
thanks
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