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Exponent Problem

THANK YOU, in advance, for your help!
I encountered this question during my practice test and got lost somewhere in the middle:


If (1/5)^m * (1/4)^18 = 1/2(10)^35 , then m = ????


a) 17

b) 18

c) 34

d) 35

e) 36

by alicia

Tue Dec 27, 2011 2:53 pm
Forum: Problem Solving
Topic: Exponent Problem
Replies: 3
Views: 1045

Thanks!

However, I don't understand how you got from 2^x-2 to 2^x/4

Please explain.

by alicia

Sat Sep 17, 2011 8:03 pm
Forum: Problem Solving
Topic: Exponent Problem
Replies: 6
Views: 1394

Exponent Problem

This was a problem on my practice test. Please advise on the step by step solution/breakdown for this problem:

If 2^x - 2^x-2 = 3(2^13), what is the value of x?

a. 9
b. 11
c. 13
d. 15
e. 17

The correct answer is d. 15

by alicia

Sat Sep 17, 2011 9:21 am
Forum: Problem Solving
Topic: Exponent Problem
Replies: 6
Views: 1394

Thanks so much! I really appreciate your quick responses. I just wanted to let you know that the 60 day prep has been invaluable to me. However, I think I may enroll in one of the recommended courses (probably Veritas) because I just want to do everything possible to ensure the highest score possibl...

by alicia

Fri Oct 08, 2010 10:05 am
Forum: GMAT Books for Sale/Donation
Topic: GMAT COURSE RECCOMMENDATION
Replies: 3
Views: 1347

GMAT COURSE RECCOMMENDATION

I realize that a lot of preparation course providers advertise on Beat the Gmat. I was wondering does anyone have an opinion on which is the most helpful. Thanks

by alicia

Thu Oct 07, 2010 3:19 pm
Forum: GMAT Books for Sale/Donation
Topic: GMAT COURSE RECCOMMENDATION
Replies: 3
Views: 1347

Eric,

Thanks so much!

I really appreciate all the tools compiled on this site! The 60 day plan is invaluable. I am really trying to make the most of it and greatly appreciate you and your team.

Kind Regards,
Alicia

by alicia

Fri Sep 24, 2010 12:03 pm
Forum: The 60-Day GMAT Study Guide
Topic: OG12 GMAT Error Log
Replies: 7
Views: 4245

Thanks for your response.

So does the functionality with the performance summary not work? Is there anything that I can do? (download a new file or something)

by alicia

Fri Sep 24, 2010 5:08 am
Forum: The 60-Day GMAT Study Guide
Topic: OG12 GMAT Error Log
Replies: 7
Views: 4245

OG12 GMAT Error Log

Hello, I am having a problem with the excel file because as I update the grid with my answers each day, nothing changes in the performance summary tab. I thought that this tab was linked to the answer grid and would automatically update when I input my answers into the grid. Is this the case? Please...

by alicia

Thu Sep 23, 2010 8:50 pm
Forum: The 60-Day GMAT Study Guide
Topic: OG12 GMAT Error Log
Replies: 7
Views: 4245