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06 Feb 2014, 01:37
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
95% (00:33) correct
5%
(00:56)
wrong
based on 1612
sessions
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What is the value of xy?
(1) x + y = 10
(2) x - y = 6
(1) x + y = 10
(2) x - y = 6
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06 Feb 2014, 01:38
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SOLUTION
What is the value of xy?
(1) x + y = 10
(2) x - y = 6
We need to know both x and y. When we combine the statements we can solve the equations and get the value of xy.
Answer: C.
What is the value of xy?
(1) x + y = 10
(2) x - y = 6
We need to know both x and y. When we combine the statements we can solve the equations and get the value of xy.
Answer: C.
07 Feb 2014, 01:46
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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.
Combined, we can get the value of xy;
Ans is (C).
The value of xy will be 16.
