Math Revolution and GMAT Club ContestThe Contest Starts November 28th in Quant Forum
We are happy to announce a Math Revolution and GMAT Club Contest
For the following four (!) weekends we'll be publishing 4 FRESH math questions per weekend (2 on Saturday and 2 on Sunday).
To participate, you will have to reply with your best answer/solution to the new questions that will be posted on
Saturday and Sunday at 9 AM Pacific. Then a week later, the forum moderator will be selecting 2 winners who provided most correct answers to the questions, along with best solutions. Those winners will get 6-months access to
GMAT Club Tests.
PLUS! Based on the answers and solutions for all the questions published during the project ONE user will be awarded with ONE Grand prize:
PS + DS course with 502 videos that is worth $299!
All announcements and winnings are final and no whining

GMAT Club reserves the rights to modify the terms of this offer at any time.
Round 4 Questions
(all questions must be answered to qualify for the Grand Prize)
QUANT Q#13QUANT Q#14What is the greatest possible number of points at which 11 circles with different radii intersected one another?