You win the game if none of the chords intersect. What is the probability of winning this game?
IMPORTANT CHANGES TO THE PRIZE MATHS QUIZ!
YOU MAY NOW DISCUSS THIS PMQ PROBLEM IN THE COMMENTS BELOW AND GIVE YOUR ANSWERS AND SOLUTION METHOD.
I HOPE THIS WILL MAKE THE COMMENTS MORE VIBRANT!
You can receive these questions directly to your email box or read them in an RSS reader. Subscribe using the links on the right.
If you would like to DONATE PRIZES for the next PMQ, send me a message here.
How to Enter
IF YOU ARE A STUDENT, you may still send your complete solution by email to firstname.lastname@example.org.[note that this email still works] This email address shall be removed after the competition closes to avoid spam. This PMQ36 competition closes on WEDNESDAY 18 SEPTEMBER at 23:59 GMT.
The prizes for this PMQ are 3 free places in our Online Maths Club for ONE YEAR. The very first correct solution will receive a prize plus two others randomly selected from all the other correct answers. The email time stamp shall determine the order of entries received. All winners can have their name posted and a link to their own online profile at their favourite social network or their own blog.
Look at the expanded rules on our PMQ page.
Anybody can enter our Prize Maths Quiz; adults and students.
Use the official server clock in the right column to avoid late entries.
All emails and email addresses sent to us will be deleted after the winners have been processed.
DO NOT submit your entries to the comments section at the bottom of this post.
You CAN discuss it there but you must email us to enter the competition.
We adhere to COPPA guidelines regarding children's online safety and security.
Enjoy the challenge!
Send us your solution! You can't win if you don't participate.
Then tell your friends!