Articles by Geva Stern

    Linear Thinking and Data Sufficiency

    Linear Thinking and Data Sufficiency

    by on January 29th, 2012

    This article comes under the heading of GMAT Math, which is a misuse of the term. Very often, the GMAT isn’t about math at all, but rather about common sense – and the right approach. Take a look at the … Read More

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    Know Right from Wrong: DS Yes/No Problems

    Know Right from Wrong: DS Yes/No Problems

    by on October 15th, 2011

    In this article, I discussed the danger of reducing the concept of sufficiency to a simpler and simplistic notion of “need to find a single value for x.” Through a simple OG example, I examined how a … Read More

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    Data Sufficiency – Think Like a Question Writer

    Data Sufficiency – Think Like a Question Writer

    by on October 3rd, 2011

    One of the most feared question types on the GMAT, Data Sufficiency provides a wide array of traps and pitfalls to trick the test-taker into choosing the wrong answer. Part of the difficulty stems from a … Read More

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    It’s Not Out of Scope II: Strengthen

    It’s Not Out of Scope II: Strengthen

    by on September 21st, 2011

    In this article, we discussed how a seemingly unrelated, irrelevant, “out of scope” answer choice may actually play a very relevant part in weakening an argument. One way to weaken an argument’s … Read More

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    It’s Not “Out of Scope”!!!

    It’s Not “Out of Scope”!!!

    by on September 13th, 2011

    Too often do I see students eliminating an answer choice on a critical reasoning question because it is out of scope. The appeal is clear – in the confusing wealth of information hurled at us by this crazy test, we … Read More

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    Be 100 Percent Sure

    Be 100 Percent Sure

    by on July 26th, 2011

    Here we go with a GMATPREP question involving percents. Try to solve it yourself, then read on.     A furniture dealer purchased a desk for $150 and then set the selling price equal to the purchase price plus a … Read More

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    Critical Reasoning – Bring the Argument to Life

    Critical Reasoning – Bring the Argument to Life

    by on July 9th, 2011

    Critical Reasoning is all about keeping you brain switched on and predicting what the right answer should do. Ideally, by the time you go to the answer choices, you should already have a vague idea of what the right … Read More

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