A child spent $100.00 to get 100 toy animals. The child bought at least one cat, one fish, and one bird, and did not buy any other toys. If a cat costs $10.00, a fish costs $3.00, and a…

- 1 month, 1 week, 10 hours, 14 minutes ago# Mind Your Decisions

## How Smart Are You? The Stolen Money Viral Math Problem – The Correct Answer Explained

I received this problem by email. This problem is making the rounds on Facebook and thousands of people are arguing about the correct answer. How smart are you? A guy walks into a store and…

- 1 month, 1 week, 4 days, 48 minutes ago## If You Can Only Play Rock-Paper, And Your Opponent Can Only Play Rock-Scissors, Is The Game Fair? Game Theory Tuesdays

Rock beats scissors; scissors cuts paper; paper covers rock. Each of the choices is beaten by another, and rock-paper-scissors is a classic game that is a strategic alternative to flipping…

- 1 month, 1 week, 5 days, 10 hours, 19 minutes ago## Can You Solve The Horse Grazing Area? Sunday Puzzle

A horse is tied to an outside corner of a 20 foot by 10 foot rectangular barn. What is the maximum area the horse can graze outside, if the rope has length L? Solve for L = 5 feet and L =…

- 1 month, 2 weeks, 7 hours, 18 minutes ago## How Credit Card Price Protection Might Ruin Holiday Sales. Game Theory Tuesdays

In 2012, Citi started a Price Rewind program to offer price protection on its credit cards. If you purchased an item on credit and the price of the item dropped within 30 days, you could…

- 1 month, 2 weeks, 5 days, 10 hours, 19 minutes ago## Can You Solve The Apples And Oranges Riddle? The Mislabeled Boxes Interview Question. Sunday Puzzle

In front of you are 3 boxes. One box contains only apples, another box contains only oranges, and the last contains both apples and oranges. Currently the first box has the label…

- 1 month, 3 weeks, 7 hours, 19 minutes ago## Dear Slate, Game Theory Is Not “Mostly Useless.” Game Theory Tuesdays

On Slate, Sam Kriss wrote the following about game theory: (I bolded a key sentence) Game theory, for the uninitiated, is a branch of mathematics that uses computational models to predict…

- 1 month, 3 weeks, 5 days, 6 hours, 44 minutes ago## Can You Solve It? Use A Coin To Simulate Any Probability. Sunday Puzzle

You have a fair coin that shows heads 50 percent of the time and tails 50 percent of the time. You and a friend play a coin flipping game. Can you create a rule classifying the coin flips…

- 2 months, 6 hours, 51 minutes ago## Mamihlapinatapai, The World’s Most Succinct Word, And Its Relevance To Game Theory

A grenade lands in the middle of a group of soldiers. If a single soldier falls on the grenade, the soldier can shield the blast and everyone else can survive. If no one volunteers, the…

- 2 months, 5 days, 7 hours, 20 minutes ago