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Help w/ GMAT Prep DS Question

Hi - I was wondering if anyone knew a good way to approach the following problem: Jason's salary and Karen's salary were each P percent greater in 1998 than 1995. What is the value of P? (1) In 1995 Karen's salary was $2,000 greater than Jason's. (2) In 1998, Karen's salary was $2,440 greater than J...

by agkrause

Wed Jul 28, 2010 9:29 am
Forum: GMAT Math
Topic: Help w/ GMAT Prep DS Question
Replies: 2
Views: 1591

Thank you for the response. I saw that you could cross multiply to set up the equation as n(m+x) > m(n+x), but I wasn't sure if that was possible, because if X<0, then you may be forced to multiply by a negative in the inequality, which would force you to flip the signs.k

agk

by agkrause

Wed Jul 28, 2010 9:15 am
Forum: GMAT Math
Topic: GMAT Prep Question
Replies: 4
Views: 3835

Thank you for the reply. The test prep software actually says that the answer is C. I think that I may have figured it out, but I'm wondering if there's a more efficient way to figure it out. Below is my logic of how the answer may be C. 1) if m<n then m=2; n=4; 2+x/4+x is greater than 2/4 when x = ...

by agkrause

Tue Jul 27, 2010 10:37 pm
Forum: GMAT Math
Topic: GMAT Prep Question
Replies: 4
Views: 3835

GMAT Prep Question

I was hoping someone could help me with the following DS question:
If m>0 and n>0, is (m+x)/(n+x) > m/n

1) m<n
2) x>0

Any help would be greatly appreciated. Thank you.

-agk

by agkrause

Tue Jul 27, 2010 4:06 pm
Forum: GMAT Math
Topic: GMAT Prep Question
Replies: 4
Views: 3835