Source: Official Guide for the GMAT 13th Ed. Data Sufficiency; #54 Official Guide for the GMAT 2015 14th Ed. Data Sufficiency; #54

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A taxi company charges f cents for

A taxi company charges f cents for the first mile of the taxi ride and m cents for each additional mile. How much does the company charge for a 10 mile taxi ride?

2 Explanations

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1

Law Yue Zhi

Big Idea: There are two unknowns in need of two equations.
Therefore, a single statement from each is not enough to solve
Combining both equations from both statement helps us to solve the equation

May 4, 2017 • Comment

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1

Mike McGarry, Magoosh Tutor

Jan 3, 2014 • Comment

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Official Guide for GMAT Review 2016

Official Guide for the GMAT 2015 14th Ed.

Official Guide for the GMAT 13th Ed.

Nova's GRE Prep

Official Guide for the GMAT 12th Ed.

Revised GRE PDF 2nd Ed.

Section 6.3 Data Sufficiency

Section 6.3 Data Sufficiency

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