Princeton Review Online Problem - Rates

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Princeton Review Online Problem - Rates

by tpz » Wed Nov 12, 2014 9:51 pm
Please help -- why is this statement sufficient? Hoping that Princeton Review got this question wrong...my instructor couldn't figure it out either.

Justin & Rachel are cycling and they start from the same point. In how many hours will Justin be 4 miles ahead of Rachel?

1) 1 hour ago, Rachel was 2 miles ahead of Justin
Source: — Data Sufficiency |

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by [email protected] » Wed Nov 12, 2014 11:43 pm
Hi tpz,

If you assume that this Fact is insufficient, then you are correct.

It's possible that this is a typo/errata error (these types of errors are known to happen in large-scale products re: books, etc.). Did the explanation that came with this question use different language?

If the prompt had stated:

1) After 1 hour, Rachel was 2 miles ahead of Justin

Then THAT would be sufficient (since it establishes how far Rachel gets ahead of Justin per hour).

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by Mathsbuddy » Wed Nov 19, 2014 7:51 am
I would say it is not sufficient. It looks like a typing error)