Gmat Prep: Median

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Junior | Next Rank: 30 Posts
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Joined: Mon Jul 23, 2007 12:49 am

by humans » Sun May 03, 2009 4:31 am
Median = (6+8)/2 = 7
Mean = (33+x)/6

Median = 6/7*Mean

7 = 6/7 * (33+x)/6

x = 49-33 = 16