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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.

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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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