GMAT Data Sufficiency : Absolute Value K S Baskar 13 years ago Is xy < 0? (1) 5|x| + |y| = 0 (2) |x| + 5|y| = 0 Listen to the latest from GMAT PodcastsShare this: Number Properties Data SufficiencyDateMay 10, 2012In relation toArithmeticGMAT DS : Number Properties : Even numbersDateDecember 1, 2013In relation toArithmeticData Sufficiency : A Quick OverviewDateNovember 14, 2009In relation toGMAT Strategy