We get [spoiler]15 = A[/spoiler]
Cheers,
Brent
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How to solve this issue?
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Brent@GMATPrepNow
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The fastest way (for me) is to just count up the squares that require mileages.
We get [spoiler]15 = A[/spoiler]
Cheers,
Brent
We get [spoiler]15 = A[/spoiler]
Cheers,
Brent
Brent Hanneson - Creator of GMATPrepNow.com
Basically the problem is asking how many distinct pairs of cities we can make.
Number of such pairs = number of ways to select 2 cities from 6 = 6C2 = 6*5/2 = 15
Number of such pairs = number of ways to select 2 cities from 6 = 6C2 = 6*5/2 = 15
Anju Agarwal
Quant Expert, Gurome
Backup Methods : General guide on plugging, estimation etc.
Wavy Curve Method : Solving complex inequalities in a matter of seconds.
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Quant Expert, Gurome
Backup Methods : General guide on plugging, estimation etc.
Wavy Curve Method : Solving complex inequalities in a matter of seconds.
§ GMAT with Gurome § Admissions with Gurome § Career Advising with Gurome §
