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In the xy-plane, region R consists of all the points (x, y)

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Intern
Joined: 10 Oct 2008
Posts: 5
In the xy-plane, region R consists of all the points (x, y) [#permalink]

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10 Oct 2008, 12:16
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

In the xy-plane, region R consists of all the points (x, y) such that 2x + 3y ≤ 6. Is the point (r, s) in region R ?
(1) 3r + 2s = 6
(2) r ≤ 3 and s ≤ 2

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.
Manager
Joined: 27 Sep 2008
Posts: 76

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10 Oct 2008, 12:21

let (x,y) and (r,s) = 0

and find the axis intercept

Re: point r,s   [#permalink] 10 Oct 2008, 12:21
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In the xy-plane, region R consists of all the points (x, y)

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