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1. Free GMAT Guide Introduction

2. GMAT Prep Strategies

3. GMAT Essay Tutorials
3a. Analysis of an Issue
3b. Analysis of an Argument

4. GMAT Verbal Tutorials
4a. Reading Comprehension
4b. Sentence Correction
4c. Critical Reasoning

5. GMAT Math Tutorials

5a. Arithmetic
gmatIntroduction to Numbers
gmatLCM, HCF and Indices
gmatLinear Equations / Averages
gmatRatio, Variation, Alligation
gmatTime, Speed, Distance

5b. Elementary Algebra
gmatAlgebraic Expressions
gmatQuadratic Equations
gmatPermutations / Combinations
gmatProbability
gmatSequences & Series

5c. Geometry
gmatLines, Angles, Geometry
gmatTriangles, / Polygons
gmatCircle and Mensuration
gmatTrigonometry

5d. Data Sufficiency
gmatIntro to Data Sufficiency



  GMAT-MBA-Prep.com provides a free introductory course for the GMAT. This guide is designed to get your math and verbal skills up to speed so that you can make the most from a classroom or online GMAT course.  

5a1. Introduction to Numbers: GMAT Math Tutorials
 

gmat
1. Introduction to Numbers

Numbers are very deceptive. We all think that we know numbers very well. But numbers are complex and they are real. There are as many irrational ones as rational. Some of them are perfect and few others are polite.

Example
These are logical questions. Ask these questions to the students. Give them 1 minute to think.

· A farmer has problems with mice eating his corn. He knows that five cats can kill five mice in five minutes. How many cats does he need to kill one hundred mice in one hundred minutes?

Answer: 5 cats.