Mind Your Decisions

Solution To Cheryl’s Hat Color Puzzle

Last week was a logic puzzle regarding Cheryl’s hat color. Several people got the puzzle correct. I even got a comment that my friend uses this problem as an interview question. So…

- 2 weeks, 3 days, 19 hours, 14 minutes ago

The Missing Square Puzzle (Video)

I’ve posted about this classic geometric puzzle once before. Here’s the puzzle: why is there a missing square in the second shape? Here’s a video animation of the puzzle.…

- 2 weeks, 3 days, 19 hours, 17 minutes ago

Make A 9×9 Magic Square / Lo Shu Square – Ancient Chinese Algorithm (Video)

The idea is best explained with an animation I posted to Tumblr: http://preshtalwalkar.tumblr.com/post/118246866863/magic-square-chinese-method (If you can’t see the animated gif,…

- 3 weeks, 1 day, 13 hours, 51 minutes ago

Why NHL Teams Should Pull The Goalie More Often – Game Theory Tuesdays

There is some interesting strategy at the end of ice hockey games. Teams that are down by a goal or two get desperate to tie up the score. Aggressive teams will substitute an extra attacker…

- 3 weeks, 2 days, 13 hours, 51 minutes ago

Can You Figure Out Cheryl’s Hat Color? Sunday Puzzle

Albert, Bernard and Cheryl have to solve a logic puzzle for math class. The teacher lines them up with Cheryl in front, Bernard in the middle, and Albert in the back. The teacher blindfolds…

- 3 weeks, 3 days, 21 hours, 27 minutes ago

What is 6^2 ÷ 2(3) + 4? The correct answer explained

This problem is circulating on social media and I wanted to share my perspective. Some people say the answer is 10. Other people say it should be 58. What do you think? I think it should be…

- 1 month, 10 hours, 9 minutes ago

Uber Surge Pricing Might Not Work, Why Close NHL Games Suck, And Hugo Awards Voting – Game Theory News

Welcome to this month’s game theory in the news, where I highlight stories and case studies related to the study of strategic thinking. You can get these posts automatically and…

- 1 month, 2 days, 13 hours, 25 minutes ago

You Can Flip A Coin In Google! But Does The Coin Flipper Have A Bug? Sunday Puzzle

Now you can flip a coin any time you have internet access! Search “flip a coin” in Google and you’ll get a coin flipping tool. Click “flip it” and you get an…

- 1 month, 3 days, 21 hours, 46 minutes ago

Why Craft Brewers Are Turning Beer Into Wine – Game Theory Tuesdays Case Study

I am told the beer scene was completely different in the 1980s. Most places offered Budweiser or Miller. If you were lucky, you could get a Heineken, Sam Adams, or a Guinness. Today, you…

- 1 month, 1 week, 2 days, 13 hours, 33 minutes ago