Data Sufficiency

GMAT Question of the Day (June 8): Absolute Values (Modulus) and Sentence Correction

By - Jun 8, 02:00 AM   Comments [1]

Math (DS) Is ? 1. 2. Question Discussion & Explanation Correct Answer - E - (click and drag your mouse to see the answer) GMAT Daily Deals Kaplan GMAT Prep provides nearly 6000 test questions and exercises to practice with! Save $400 via GMAT Club! Vocaz specializes in positioning engineers...

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GMAT Question of the Day (June 7): Geometry and Critical Reasoning

By - Jun 7, 02:00 AM   Comments [0]

Math (DS) Water evaporates at the rate of two liters per hour per one square meter of surface. How long will it take to evaporate 30 liters of water from a swimming pool full of water with vertical walls and a flat bottom that holds 56...

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GMAT Math: Special Properties of the Line y = x

By - Jun 4, 09:00 AM   Comments [0]

The 45º angle Fact: All lines with slopes of 1 make 45º angles with both the x- and y-axes. Conversely, if a line makes a 45º angles with either the x- of y-axes, you know immediately its slope must be . This first fact is true, not only...

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GMAT Quant: Difference of Two Squares

By - May 31, 09:00 AM   Comments [0]

You may remember this formula, one of the sleekest factoring tricks in all of algebra: This formula, called “the difference of two squares” formula, is a favorite of standardized test writers.  A simple enough pattern: see if you can detect where it shows up in the...

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GMAT Question of the Day (May 31): Algebra and Critical Reasoning

By - May 31, 02:00 AM   Comments [1]

Math (DS) If is a positive integer, is ? 1. 2. is a prime number Question Discussion & Explanation Correct Answer - A - (click and drag your mouse to see the answer) GMAT Daily Deals Knewton Gmat: Highly qualified instructors. > 50 point score improvement or money...

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Common GMAT Topic: Descriptive Statistics

By - May 30, 16:23 PM   Comments [0]

Here’s a whirlwind tour of one of the most frequently tested sets of concepts on the GMAT Quantitative section. You don’t have to be an expert on statistics: a little goes a long way.   The Mean The mean is just the ordinary average: add up all the items...

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GMAT Question of the Day (May 29): Arithmetic and Sentence Correction

By - May 29, 02:00 AM   Comments [0]

Math (DS) What is the value of ? 1. is odd 2. is even Question Discussion & Explanation Correct Answer - C - (click and drag your mouse to see the answer) GMAT Daily Deals Veritas Prep: admissions consultants from all of the top 25 business schools. GMAT...

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GMAT Quant: How to Count

By - May 28, 09:00 AM   Comments [2]

The title of this post may seem facetious.  After all, even the person most allergic to math, most traumatized by math, still remembers how to count!  The GMAT, of course, generally will not ask you, for example, to count from one to seven.  The GMAT...

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GMAT Question of the Day (May 23): Arithmetic and Critical Reasoning

By - May 23, 02:00 AM   Comments [0]

Math (DS) , , and are integers. Is ? 1. 2. ( and ) Question Discussion & Explanation Correct Answer - B - (click and drag your mouse to see the answer) GMAT Daily Deals Current Veritas Prep Discount: save $865 via GMAT...

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GMAT Question of the Day (May 21): Arithmetic and Sentence Correction

By - May 21, 02:00 AM   Comments [0]

Math (DS) Is ? 1. 2. and are positive integers Question Discussion & Explanation Correct Answer - C - (click and drag your mouse to see the answer) GMAT Daily Deals Manhattan GMAT: The best teachers, most advanced learning approach & a focus solely placed on the...

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