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If a and b are integers and a is even, what is the value

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by VJesus12 » Sun Apr 28, 2019 10:04 am

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E

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If \(a\) and \(b\) are integers and \(a\) is even, what is the value of \(a - b?\)

(1) \(a < 3\)
(2) \(\frac{a}{b}=\frac{2}{7}\)

[spoiler]OA=E[/spoiler]

Source: Princeton Review
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Source: — Data Sufficiency |

by Ian Stewart » Mon Apr 29, 2019 3:36 am
Using both Statements, we might have a=2 and b=7, or we might have a = -2000 and b = -7000, among other possibilities, and we can easily get different values for a-b, so the answer is E.
For online GMAT math tutoring, or to buy my higher-level Quant books and problem sets, contact me at ianstewartgmat at gmail.com

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