Puzzle

Complex multiplication
Can you find a way to speed up the multiplication process?
Want your brain teased? Then try our mathematical puzzles!
Can you find a way to speed up the multiplication process?
Why is a number with these properties divisible by 11?
How likely is it that the blue taxi did the crime?
Winning pennies by flipping coins.
The famous Monty Hall problem
A problem for the ages!
Mathematically finding a partner
A geometry problem
Despite Beatle John Lennon's directions, imagine there is hunger for this problem.
A taxi cab conundrum.
The ring is the thing...