Is x < 20

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Source: — Data Sufficiency |

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by rijul007 » Wed Nov 02, 2011 11:53 am

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by gmatblood » Wed Nov 02, 2011 12:01 pm
rijul007 wrote:E
Explanation in need!!

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by shankar.ashwin » Wed Nov 02, 2011 3:25 pm
Using (1) x+y < 20
When both +ve, both the numbers will be <20
But assume, y = -5, then x can be >20 (-5+24 is still <20)

(2) says y<20. The example above still holds true. 2 possibilities. Insuff
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