Understand the properties of the GMAT Quantitative section’s two favorite triangles! The two special triangles are right triangles with special angles and side. Like all right triangles, they satisfy the Pythagorean Theorem. These…
Posts published in “Data Sufficiency”
Helpful articles and questions asked in Data Sufficiency section of GMAT Quant
Math (DS) Is Question Discussion & Explanation Correct Answer - E - (click and drag your mouse to see the answer) GMAT Daily Deals Kaplan GMAT Prep provides nearly 6000…
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…
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…
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…
Math (DS) If is a positive integer, is \sqrt{x} < 2.5x - 5[/latex] ? 1. [latex]x < 3[/latex] 2. [latex]x[/latex] is a prime number Question Discussion & Explanation Correct Answer…
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…
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 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,…
Math (DS) , , and are integers. Is ? 1. 2. ( and ) Question Discussion & Explanation Correct Answer - B - (click and drag your mouse to see…