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# A certain NYC taxi driver has decided to start charging a

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Senior Manager
Joined: 14 Jun 2007
Posts: 397

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A certain NYC taxi driver has decided to start charging a [#permalink]

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13 Aug 2007, 08:48
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

A certain NYC taxi driver has decided to start charging a rate of r cents per person per mile. How much, in dollars, would it cost 3 people to travel x miles if he decides to give them a 50% discount?

3xr/2
3x/200r
3r/200x
3xr/200
xr/600

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Intern
Joined: 05 Apr 2007
Posts: 2

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13 Aug 2007, 08:52
3rs/200. Pay attention to cent/dolar.

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Senior Manager
Joined: 14 Jun 2007
Posts: 397

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13 Aug 2007, 08:52
chautn wrote:
3rs/200. Pay attention to cent/dolar.

yes i know! i fall for that trick frequently!

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Senior Manager
Joined: 29 Nov 2006
Posts: 318

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Location: Orange County, CA

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13 Aug 2007, 10:22
Good question. I fell into this trap when i first saw it as well.

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Director
Joined: 12 Jul 2007
Posts: 857

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13 Aug 2007, 10:57
good catch! I was about to suggest A without taking a second glance. Teach me not to read the questions properly I guess

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13 Aug 2007, 10:57
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# A certain NYC taxi driver has decided to start charging a

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