Exponents, Fractions, and Factoring
Categorizing problems is valuable because the GMAT doesn’t say, “Hey! Here’s a rate problem! Can you
solve it?” Instead, part of your two minutes per problem has to be spent understanding the content that
the problem is testing. The faster you can do this, the more time you will have left to actually solve.
After you have categorized the problem, write down how you solved it—not just the math, but also
the thinking that helped you to arrive at the math. Using the UPS framework discussed in Chapter 4
is highly recommended. If you recognize (either independently or after perusing the solution) that the
142 MANHATTAN
GMAT
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