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What is the value of xy?

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What is the value of xy?  [#permalink]

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New post 06 Feb 2014, 01:37
00:00
A
B
C
D
E

Difficulty:

  5% (low)

Question Stats:

93% (00:34) correct 7% (00:44) wrong based on 606 sessions

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The Official Guide For GMAT® Quantitative Review, 2ND Edition

What is the value of xy?

(1) x + y = 10
(2) x - y = 6

Data Sufficiency
Question: 75
Category: Algebra First- and second-degree equations; Simultaneous equations
Page: 158
Difficulty: 550


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New post 06 Feb 2014, 01:38
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Re: What is the value of xy?  [#permalink]

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New post 07 Feb 2014, 01:46
From Statement 1 and 2 alone, multiple values are possible.
Combined, we can get the value of xy;

Ans is (C).

The value of xy will be 16.
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New post 08 Feb 2014, 06:14
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New post 07 Aug 2019, 05:15
Hello from the GMAT Club BumpBot!

Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

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Re: What is the value of xy?   [#permalink] 07 Aug 2019, 05:15
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