A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
Each day, more than $40 Trillion Dollars changes hands worldwide.
37
Speed dating was invented by a Rabbi in 1999.
45
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
An olive tree can live up to 1,500 years!
58
GTA V achieved $1 billion in sales just 3 days after its launch.
21
Contrary to popular belief, hair does not grow back darker and thicker after it has been shaved.
71
