mwelch990 Wrote:Why does MGMAT always suggest we use primes
not sure what you're asking here -- could you please provide a little more detail about your question?
thanks.
also, this is the GMAT PREP MATH folder; this question shouldn't be posted here unless it pertains directly to a math problem from the GMAT PREP software. if that's the case, then please post the corresponding problem on the thread.