April 2019
Beginner to intermediate
400 pages
11h 57m
English
Content preview from GRE For Dummies with Online Practice, 9th Edition
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Chapter 13
Comparing Quantities: They Report, You Decide
IN THIS CHAPTER
Memorizing the rubber-stamp QC answer choices
Knowing how to approach a QC problem
Spotting and avoiding common traps
Putting it all together to work smarter, not harder
About one-third of the GRE math questions are in the Quantitative Comparison (QC) format, with plenty of traps to trip you. QCs demand thought and insight to recognize and sidestep common traps; otherwise, you may stumble into some unnecessary, heavy-duty math. This chapter gives you the lowdown on QC questions and how to solve them and also points out how to steer clear of common pitfalls.
A QC question shows two quantities, aptly labeled Quantity A and Quantity B. The quantities can be numbers, variables, equations, words, and so on. Your job is to compare the quantities and determine whether one quantity is greater than the other, whether they’re equal, or whether the relationship can’t be determined from the information provided.
Memorizing Answer Choices that Don’t Change
Constituting about a third of the math questions, the QC questions ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.