GMAT Tuesdays with Kevin: Percent Change Trap

Problem Solving — algebra and arithmetic (GMAT Focus Edition)
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Beware of this common percent change trap! Keep this crucial concept in mind to help you stay safe on the test: if you go up by a percent and down by the same percent, you won't end up in the same place. Also, make sure to come back next week, and I'll teach you how to solve this problem faster :).

Let us know if you're having any difficulties with GMAT percents in the comments below, and we'll be happy to help!

https://magoosh.com/gmat/2014/gmat-tuesd ... ange-trap/
Source: — Quantitative Reasoning |