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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: 399
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Kudos [?]: 10 [0], given: 0

A certain NYC taxi driver has decided to start charging a [#permalink]  13 Aug 2007, 08:48
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
Intern
Joined: 05 Apr 2007
Posts: 2
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Kudos [?]: 0 [0], given: 0

3rs/200. Pay attention to cent/dolar.
Senior Manager
Joined: 14 Jun 2007
Posts: 399
Followers: 1

Kudos [?]: 10 [0], given: 0

chautn wrote:
3rs/200. Pay attention to cent/dolar.

yes i know! i fall for that trick frequently!
Senior Manager
Joined: 29 Nov 2006
Posts: 321
Location: Orange County, CA
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Kudos [?]: 39 [0], given: 0

Good question. I fell into this trap when i first saw it as well.

Director
Joined: 12 Jul 2007
Posts: 865
Followers: 12

Kudos [?]: 218 [0], given: 0

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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