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# Data Sufficiency

Author Message
Manager
Joined: 02 Sep 2008
Posts: 103

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14 Mar 2009, 18:34
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

One kilogram of a certain coffee blend consists of x kilogram of type I coffee and y
kilogram of type II coffee. The cost of the blend is C dollars per kilogram, where C =
6.5x + 8.5y. Is x < 0.8?
(1) y > 0.15
(2) C >=7.30
A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is
sufficient.
D. EACH statement ALONE is sufficient.
E. Statements (1) and (2) TOGETHER are NOT sufficient.
Intern
Joined: 07 Feb 2009
Posts: 47

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15 Mar 2009, 06:15
What is the OA?

I got C.
There is only one equation and 3 variables.
So, to know about one variable, we must know about the other two.
Re: Data Sufficiency   [#permalink] 15 Mar 2009, 06:15
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# Data Sufficiency

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