GMAT Prep2?? (Company X)

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Source: — Data Sufficiency |

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by mim3 » Tue May 20, 2008 2:30 pm
c= # of existing clients
n= # of new clients

they're asking for (c+n)/c or 1+ (n/c) which is the ratio of new clients to existing clients.

1. c/n= 12.
Because we're only looking for a ratio, we don't need any real numbers. Sufficent

2. c= 144
Nothing there. Insufficient

A.