M+Z > 0?

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chipbmk
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Topic: M+Z > 0?
PostWed Nov 18, 2009 12:59 pm
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 Lap   Why a timer is critical to improving your score
Is m + z > 0?

1. m - 3z > 0
2. 4z - m > 0

OA: C

Detailed responses would be helpful, thanks!

I got this one right, but I had to basically guess ... I am not sure how to justify it.
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PostThu Nov 19, 2009 1:25 am
Please use the search function before posting!

http://www.beatthegmat.com/is-m-z-0-t48172.html
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