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Plugging In Strategic Numbers
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GMAT
GMAT.018 Plugging In Strategic Numbers
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Which plug-in set should be avoided because it makes x, y, x + y, and xy unusually likely to overlap in simple answer-choice tests?
A
x = 3 and y = 10
B
x = 6 and y = 13
C
x = 1 and y = 1
D
x = 5 and y = 11
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