It is currently 25 Mar 2019, 07:41

### GMAT Club Daily Prep

#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

# GRE Math Challenge #12- Geometry Three Circles

Author Message
TAGS:
Director
Joined: 16 May 2014
Posts: 595
GRE 1: Q165 V161
Followers: 94

Kudos [?]: 457 [0], given: 64

GRE Math Challenge #12- Geometry Three Circles [#permalink]  07 Aug 2014, 12:17
Expert's post
00:00

Question Stats:

50% (00:45) correct 50% (01:51) wrong based on 18 sessions
Attachment:

q23.png [ 26.47 KiB | Viewed 1738 times ]
[Reveal] Spoiler: OA

_________________

My GRE Resources
Free GRE resources | GRE Prep Club Quant Tests
If you find this post helpful, please press the kudos button to let me know !

Intern
Joined: 18 Jun 2014
Posts: 42
Followers: 1

Kudos [?]: 26 [1] , given: 15

Re: GRE Math Challenge #12 [#permalink]  08 Aug 2014, 00:41
1
KUDOS
If the Radius of the circle with centre "O" is R, and as per given condition Radius of circle A = 7x & Radius of circle B = 9x.
Then, OA = R-7x
OB = R-9x => OA>OB
Manager
Joined: 03 Dec 2017
Posts: 65
Followers: 0

Kudos [?]: 16 [0], given: 20

Re: GRE Math Challenge #12- Geometry Three Circles [#permalink]  16 Jan 2018, 18:16
I thought it should be B. I was wrongg.
Intern
Joined: 24 Jan 2018
Posts: 31
Followers: 0

Kudos [?]: 4 [0], given: 8

Re: GRE Math Challenge #12- Geometry Three Circles [#permalink]  26 Jan 2018, 11:25
A
Re: GRE Math Challenge #12- Geometry Three Circles   [#permalink] 26 Jan 2018, 11:25
Display posts from previous: Sort by