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15 Dec 2003, 12:18
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If A, B, C, and D are all positive numbers, is the value of A тАУ B greater than the value of C тАУ D?
(1) A + D = B + C
(2) A and B are each greater in value than either C or D.
(1) A + D = B + C
(2) A and B are each greater in value than either C or D.
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15 Dec 2003, 12:22
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A.
(1) A + D = B + C ...same as... A - B = C - D. Suff.
(2) Doesn't tell us anything about C and D related. Insuff.
(1) A + D = B + C ...same as... A - B = C - D. Suff.
(2) Doesn't tell us anything about C and D related. Insuff.
15 Dec 2003, 12:29
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wonder_gmat
A.
(1) A + D = B + C ...same as... A - B = C - D. Suff.
(2) Doesn't tell us anything about C and D related. Insuff.
(1) A + D = B + C ...same as... A - B = C - D. Suff.
(2) Doesn't tell us anything about C and D related. Insuff.
agree
B) A = 3 , B = 2 : A-B = 1
C=1, D=-99
C-D=100
