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You are here: Home / Archives for Hard GMAT Math Questions

Hard GMAT Math Questions

GMAT PS : Inequalities & Number Properties

December 31, 2015 By K S Baskar Leave a Comment

GMAT Number Properties and inequalities practice

An interesting number properties question that tests your understanding of odd numbers, even numbers and inequalities. Question If x is a positive integer such that (x-1)(x-3)(x-5)....(x-93) < 0, how many values can x take? A. 47 B. 23 C. 46 D. 21 E. 22 Correct Answer Choice B. x can take 23 values. Explanation Video … [Read more...] about GMAT PS : Inequalities & Number Properties

Geometry Triangles Data Sufficiency

January 18, 2012 By K S Baskar 1 Comment

Here is a DS question on Geometry on basic properties of triangles. Is triangle ABC with sides a, b and c acute angled? 1. Triangle with sides a2, b2, c2 has an area of 140 sq cms. 2. Median AD to side BC is equal to altitude AE to side BC. The correct answer is Choice A. Statement 1 alone is sufficient, while statement 2 is not. Explanation From the information … [Read more...] about Geometry Triangles Data Sufficiency

Mean, Median – GMAT Descriptive Statistics

November 9, 2011 By K S Baskar Leave a Comment

HiQuestions testing you understanding of the link betwen Mean and Median are frequently tested in the GMAT.Here is a basic but interesting question on the combo.QuestionPositive integers from 1 to 45, inclusive are placed in 5 groups of 9 each. What is the highest possible average of the medians of these 5 groups?A. 25B. 31C. 15D. 26E. 23 Correct AnswerChoice B. 31 is the … [Read more...] about Mean, Median – GMAT Descriptive Statistics

GMAT Geometry DS

October 10, 2011 By K S Baskar Leave a Comment

DirectionsThis data sufficiency problem consists of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements, plus your knowledge of mathematics and everyday facts (such as the number of days in a leap year or … [Read more...] about GMAT Geometry DS

GMAT Quant | Coordinate Geometry

August 23, 2011 By K S Baskar 1 Comment

GMAT Quant Coordinate Geometry Practice

  This GMAT Quant Practice question is from coordinate geometry. A GMAT hard math question. The question can be classified as a GMAT 700 level question. The primary idea tested in this GMAT quant question: equations of straight lines and coordinates of points that lie on the straight line.  GMAT Quant Question Set S contains points whose abscissa (x coordinate of the point) and … [Read more...] about GMAT Quant | Coordinate Geometry

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