The GMAT/MBA Library

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GMAT Interest Rate Questions: A Beginner’s Guide

by Economist GMAT Tutor on April 15, 2017

Be more than prepared to tackle Interest Rate questions on test day.


Know the GMAT Code: Interest Rates on the GMAT

by Manhattan Prep on January 31, 2017

Learn how you could make answering interest rate questions a lot less irritating.


GMAT Practice: Word Problems

by Magoosh GMAT on June 23, 2016

Test your math skills with these 6 Word problems.


GMAT Algebra: How Many Variables Should You Use?

by GMAT Prep Now on August 7, 2015

Consider the following word problem: A certain store sells apples for $0.75 each and bananas for $0.50 each. Lila bought 20 pieces of fruit consisting of [...]


GMAT Avengers Study Group: Interest Rates

by Rahul Sehgal on February 4, 2015

Gain valuable tips on how to tackle Interest Rate problems from our GMAT Avengers group.


Free Yourself from Calculator Math

by Veritas Prep on September 17, 2014

Discover methods to free yourself of your calculator addiction.


Using “Word Equations” to Help Write Algebraic Equations

by Brent Hanneson on September 3, 2014

Use this intermediate step to help you transition from words to equations.


GMAT Avengers Study Group: Tackling Word Problems

by Helen Xia on November 13, 2013

Gain valuable tips on how to tackle Word Problems from our GMAT Avengers group.


Manhattan GMAT Challenge Problem of the Week – 23 Dec 2011

by Manhattan_Prep on December 23, 2011

May we interest you in a problem about interest rates?


Simple and Compound Interest

by David Ragsdale on March 26, 2011

The GMAT will occasionally test your facility with calculating interest. Savings accounts, checking accounts, money-market accounts, investment accounts — these are all examples of accounts [...]


Manhattan GMAT Challenge Problem of the Week – 8 Apr 10

by Michael Dinerstein on April 8, 2010

At the beginning of year 1, an investor puts p dollars into an investment whose value increases at a variable rate of [pmath]x_n[/pmath]% per year, where n is an integer ranging from 1 to 3 indicating the year. If 85 < [pmath]x_n[/pmath] < 110 for all n between 1 and 3, inclusive, then at the end of 3 years, the value of the investment must be between


Interest and Compound Interest Problems

by Martin Sobolewski on March 10, 2010

There are two types of interest problems on the GMAT, and they include simple interest and compound interest. Simple interest is the most basic and [...]


Interest and Compound Interest Problems

by Martin Sobolewski on October 4, 2009

There are two types of interest problems on the GMAT, and they include simple interest and compound interest. Simple interest is the most basic and [...]