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# What is the value of x + y? (1) |x + y| = 11 (2) (44(x + y))^(1/2) =22

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Math Expert
Joined: 02 Sep 2009
Posts: 50714
What is the value of x + y? (1) |x + y| = 11 (2) (44(x + y))^(1/2) =22  [#permalink]

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03 Apr 2018, 20:34
00:00

Difficulty:

5% (low)

Question Stats:

84% (01:01) correct 16% (00:54) wrong based on 142 sessions

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What is the value of x + y?

(1) $$|x + y| = 11$$

(2) $$\sqrt{44(x + y)} = 22$$

_________________
BSchool Forum Moderator
Joined: 07 Jan 2016
Posts: 819
Location: India
GMAT 1: 710 Q49 V36
Re: What is the value of x + y? (1) |x + y| = 11 (2) (44(x + y))^(1/2) =22  [#permalink]

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03 Apr 2018, 23:17
Bunuel wrote:
What is the value of x + y?

(1) $$|x + y| = 11$$

(2) $$\sqrt{44(x + y)} = 22$$

(1) $$|x + y| = 11$$
x+y = +/- 11
insufficient

2) $$\sqrt{44(x + y)} = 22$$[/quote]

squaring on both sides

44(x+y) = 22 x 22

x+y = 11

sufficient

(B)
Intern
Joined: 19 Sep 2011
Posts: 29
Re: What is the value of x + y? (1) |x + y| = 11 (2) (44(x + y))^(1/2) =22  [#permalink]

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09 Apr 2018, 16:17
B
S1 ) x+y = 11 or x+y = -11 hence ISF
S2) x+y = 11 hence sufficient
Re: What is the value of x + y? (1) |x + y| = 11 (2) (44(x + y))^(1/2) =22 &nbs [#permalink] 09 Apr 2018, 16:17
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