A Good Bet
Someone tells you: “I’ll bet you $1 that if you give me $3, I will give you $5 in return”. Is this a good bet?
SOLUTION
Scoring penalties
At some point in Leonel Messi’s career, the football player had less than 80% success when performing penalty kicks. Later in his career, he had more than 80% success when performing penalty kicks. Show that there was a moment in Leonel Messi’s career
SOLUTION
Five Men in the Rain
There were five men going to church and it started to rain. The four that ran got wet and the one that stood still stayed dry.
SOLUTION
What Day Would Yesterday Be
What day would yesterday be if Thursday was 4 days before the day after tomorrow?
SOLUTION
A Dream Man at a Funeral
While at her own mother’s funeral, a girl meets a guy she doesn’t know. She thinks the guy is amazing – her dream man – and is pretty sure he could be the love of her life. However, she never asks for his name or number and afterwards can not find anyone who knows who he is. A few days later, the girl kills her own sister.
Why did she do it?
SOLUTION
A Note in a Math Class
A boy receives a small note from a girl during his math class. He unfolds the note and sees the following expression.
What does it mean?
SOLUTION
Canals on Mars Maze
Starting with the letter “T” at the bottom, visit all spots exactly once before returning to the beginning, so that the letters you pass through spell a complete sentence.
SOLUTION
The Next Letter
Which is the next letter in the following sequence:
S S E N T T T T T T T T T T T T T T T T T T T T ?
SOLUTION
Eight Sticks
You have 8 thin sticks; 4 of them have length 1 and the other 4 have length 2. Arrange the sticks so that they form exactly 3 identical squares, without any leftovers.
SOLUTION
