GMAT Question of the Day – Data Sufficiency – Number Properties Is x + y positive? (1) x – y is positive (2) x^2 – y^2 is positive [spoiler]C.[/spoiler] GMAT Question of the Day Solution Additional Numbers Properties, Signs, Inequalities, Practice Questions Here’s a problem solving question also dealing with satisfying an inequality and testing […]
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GMAT Question of the Day – Data Sufficiency – Exponents/Number Properties If x and y are non-zero integers is x^(xy) > y^(xy)? 1) x^y > 0 2) x > y [spoiler]E.[/spoiler] GMAT Question of the Day Solution You might say that this GMAT question is just an exponents question but you’ll be better served thinking of
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GMAT Question of the Day – Data Sufficiency – Number Properties Is |x| > x^2? 1) |x| < x^3 2) x > 0 [spoiler]A.[/spoiler] GMAT Question of the Day Solution Be patient with GMAT Data Sufficiency. Take your time to understand the given information. Most GMAT tutoring students need to slow down and spend more
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GMAT Question of the Day – Problem Solving – Average/Word Problem For the past 300 days machine X has produced an average of 78 units of part K. Today machine X produced Z units of part K bringing machine X’s total production of part K to 23,468 units. What is the value of Z? A. 34
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GMAT Question of the Day – Problem Solving – Word Problem/Ratio/Algebra Alice and Carl each completed a portion of a certain job. Alice completed 20% of the job while Carl completed the rest. If they were each paid the same amount, what proportion of her payment must Alice give to Carl so that they each
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