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

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

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13 Aug 2007, 09:48
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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13 Aug 2007, 09:52
3rs/200. Pay attention to cent/dolar.
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13 Aug 2007, 09:52
chautn wrote:
3rs/200. Pay attention to cent/dolar.

yes i know! i fall for that trick frequently!
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13 Aug 2007, 11:22
Good question. I fell into this trap when i first saw it as well.

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13 Aug 2007, 11:57
good catch! I was about to suggest A without taking a second glance. Teach me not to read the questions properly I guess
13 Aug 2007, 11:57
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