Math Puzzles, Volume 1: Classic Riddles and Brain Teasers in Counting, Geometry, Probability, and Game Theory

✍ Scribed by Presh Talwalkar

• Publisher: CreateSpace
• Year: 2015
• Tongue: English
• Leaves: 270
• Category: Library

✦ Synopsis

You want to cut a tortilla into 8 pieces. What's the minimum number of cuts you need to make?

Is it statistically harder to guess an iPhone password that uses 3-digits or one that uses 4 unique digits?

Two friends agree to meet up in a bar between midnight and 1 am. Each arrives at a random time and will wait 10 minutes for the other to show before leaving. What is the probability the two will meet at the bar? What if they are playing strategically?

The YouTube channel and blog Mind Your Decisions has millions of views for math videos and posts. This ebook is a compilation of 70 of the best puzzles, divided into 25 classic puzzles in counting and geometry, 25 probability puzzles, and 20 game theory puzzles.

✦ Table of Contents

Section 1: Counting And Geometry Problems
Section 2: Probability Problems
Section 3: Strategy And Game Theory Problems
Puzzle 1: Ants On A Triangle
Answer To Puzzle 1: Ants On A Triangle
Puzzle 2: Three Brick Problem
Answer To Puzzle 2: Three Brick Problem
Puzzle 3: World's Best Tortilla Problem
Answer To Puzzle 3: World's Best Tortilla Problem
Puzzle 4: Slicing Up A Pie
Answer To Puzzle 4: Slicing Up A Pie
Puzzle 5: Measuring Ball Bearings
Answer To Puzzle 5: Measuring Ball Bearings
Puzzle 6: Paying An Employee In Gold
Answer To Puzzle 6: Paying An Employee In Gold
Puzzle 7: Leaving Work Quickly
Answer To Puzzle 7: Leaving Work Quickly
Puzzle 8: Science Experiment
Answer To Puzzle 8: Science Experiment
Puzzle 9: Elevator Malfunctioning
Answer To Puzzle 9: Elevator Malfunctioning
Puzzle 10: Ants And Honey
Answer To Puzzle 10: Ants And Honey
Puzzle 11: Camel And Bananas
Answer To Puzzle 11: Camel And Bananas
Puzzle 12: Coin Tossing Carnival Game
Answer To Puzzle 12: Coin Tossing Carnival Game
Puzzle 13: Rope Around Earth Puzzle
Answer To Puzzle 13: Rope Around Earth Puzzle
Puzzle 14: Dividing A Rectangular Piece Of Land
Answer To Puzzle 14: Dividing A Rectangular Piece Of Land
Puzzle 15: Dividing Land Between Four Sons
Answer To Puzzle 15: Dividing Land Between Four Sons
Puzzle 16: Moat Crossing Problem
Answer To Puzzle 16: Moat Crossing Problem
Puzzle 17: Mischievous Child
Answer To Puzzle 17: Mischievous Child
Puzzle 18: Table Seating Order
Answer To Puzzle 18: Table Seating Order
Puzzle 19: Dart Game
Answer To Puzzle 19: Dart Game
Puzzle 20: Train Fly Problem
Answer To Puzzle 20: Train Fly Problem
Puzzle 21: Train Station Pickup
Answer To Puzzle 21: Train Station Pickup
Puzzle 22: Random Size Confetti
Answer To Puzzle 22: Random Size Confetti
Puzzle 23: Hands On A Clock
Answer To Puzzle 23: Hands On A Clock
Puzzle 24: String Cutting Problem
Answer To Puzzle 24: String Cutting Problem
Puzzle 25: One Mile South, One Mile East, One Mile North
Answer To Puzzle 25: One Mile South, One Mile East, One Mile North