Is u = w ? (1) u = |w| (2) w = |u|

Question

Is u = w ?

(1) u = |w|
(2) w = |u|

This is a  Data Sufficiency Butler Question

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GMATinsight · Answer

Question: Is u = w? Statement 1 :u = |w| i.e. u is non-negative and absolute values of u and w are same BUT Case 1: u = 2 and w = 2 YES Case 2: u = 2 and w = -2 NO NOT SUFFICIENT Statement 2 : w = |u| i.e. w is non-negative and absolute values of u and w are the same BUT Case 1: u = 2 and w = 2 YES Case 2: u = -2 and w = 2 NO NOT SUFFICIENT Combining the statements - u and w have same absolute values - u and w are both non-negative hence u = w SUFFICIENT Answer: Option C GMATinsight We offer the highest Quality GMAT Tutoring and Admission Consulting | Book Demo 1st Video solutions based Modular On-Demand QUANT Course: All Concepts | 2000+Qns | 20+ Tests | Two MUST join YouTube channels : GMATinsight (1000+ FREE Videos) and GMATclub

Is u = w ? (1) u = |w| (2) w = |u|

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