A legendary question from the toughest exam
This legendary question from India's JEE Advanced test is so hard that most people would not even attempt it. Only 78 out of 161,319 were able to correctly solve it.
solution by kludg
https://math.stackexchange.com/questions/3478135/number-of-ordered-pairs-of-a-b-in-probability
Other solutions
https://byjus.com/question-answer/let-x-denotes-the-number-of-elements-in-a-set-x-let-s-123456-be/
https://www.youtube.com/watch?v=gv1lcewMG0M
https://www.youtube.com/watch?v=R4hMbgTJiME
Jee Advanced 2019 report
https://jeeadv.ac.in/reports/2019.pdf
Q11, 2019 JEE Advanced Mathematics Paper 2
https://jeeadv.ac.in/past_qps/2019_2_English.pdf
Dice
https://commons.wikimedia.org/wiki/File:Two_red_dice_01.svg
Iitduser, CC BY-SA 4.0 via Wikimedia Commons
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Видео A legendary question from the toughest exam канала MindYourDecisions
solution by kludg
https://math.stackexchange.com/questions/3478135/number-of-ordered-pairs-of-a-b-in-probability
Other solutions
https://byjus.com/question-answer/let-x-denotes-the-number-of-elements-in-a-set-x-let-s-123456-be/
https://www.youtube.com/watch?v=gv1lcewMG0M
https://www.youtube.com/watch?v=R4hMbgTJiME
Jee Advanced 2019 report
https://jeeadv.ac.in/reports/2019.pdf
Q11, 2019 JEE Advanced Mathematics Paper 2
https://jeeadv.ac.in/past_qps/2019_2_English.pdf
Dice
https://commons.wikimedia.org/wiki/File:Two_red_dice_01.svg
Iitduser, CC BY-SA 4.0 via Wikimedia Commons
Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1
Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas!
If you purchase through these links, I may be compensated for purchases made on Amazon. As an Amazon Associate I earn from qualifying purchases. This does not affect the price you pay.
If you purchase through these links, I may be compensated for purchases made on Amazon. As an Amazon Associate I earn from qualifying purchases. This does not affect the price you pay.
Book ratings are from January 2023.
My Books (worldwide links)
https://mindyourdecisions.com/blog/my-books/#worldwide
My Books (US links)
Mind Your Decisions: Five Book Compilation
https://amzn.to/2pbJ4wR
A collection of 5 books:
"The Joy of Game Theory" rated 4.3/5 stars on 290 reviews
http://amzn.to/1uQvA20
"The Irrationality Illusion: How To Make Smart Decisions And Overcome Bias" rated 4.1/5 stars on 33 reviews
http://amzn.to/1o3FaAg
"40 Paradoxes in Logic, Probability, and Game Theory" rated 4.2/5 stars on 54 reviews
http://amzn.to/1LOCI4U
"The Best Mental Math Tricks" rated 4.3/5 stars on 116 reviews
http://amzn.to/18maAdo
"Multiply Numbers By Drawing Lines" rated 4.4/5 stars on 37 reviews
http://amzn.to/XRm7M4
Mind Your Puzzles: Collection Of Volumes 1 To 3
https://amzn.to/2mMdrJr
A collection of 3 books:
"Math Puzzles Volume 1" rated 4.4/5 stars on 112 reviews
http://amzn.to/1GhUUSH
"Math Puzzles Volume 2" rated 4.2/5 stars on 33 reviews
http://amzn.to/1NKbyCs
"Math Puzzles Volume 3" rated 4.2/5 stars on 29 reviews
http://amzn.to/1NKbGlp
2017 Shorty Awards Nominee. Mind Your Decisions was nominated in the STEM category (Science, Technology, Engineering, and Math) along with eventual winner Bill Nye; finalists Adam Savage, Dr. Sandra Lee, Simone Giertz, Tim Peake, Unbox Therapy; and other nominees Elon Musk, Gizmoslip, Hope Jahren, Life Noggin, and Nerdwriter.
My Blog
https://mindyourdecisions.com/blog/
https://twitter.com/preshtalwalkar
https://www.instagram.com/preshtalwalkar/
Merch
https://teespring.com/stores/mind-your-decisions
Patreon
https://www.patreon.com/mindyourdecisions
Press
https://mindyourdecisions.com/blog/press
Видео A legendary question from the toughest exam канала MindYourDecisions
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