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# ps- gmatprep - xyz

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Intern
Joined: 03 Apr 2006
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11 Jun 2007, 13:50
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[img][img]http://img518.imageshack.us/img518/2457/gp1vb7.th.png[/img][/img]
Intern
Joined: 03 Apr 2006
Posts: 46
Followers: 0

Kudos [?]: 20 [0], given: 0

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11 Jun 2007, 13:51
any know how to make the picture bigger?

sorry
VP
Joined: 10 Jun 2007
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11 Jun 2007, 14:58

Fat Volume
Milk 1 1% x
Milk 2 2% y
Milk 3 3% z
Final 1.5% x+y+z

From the table above, you get:
x+2y+3z = 1.5*(x+y+z)
Solve for x, you get: x=y+3Z
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