there are 8 planets in the Solar System (since Pluto has been demoted)

"'01" is an album by the Slovak singer Richard Müller. He wrote most of the lyrics and, due to the death of composer Jaro Filip, Müller also composed half of the music

The Kumars at No. 42 is a Emmy-winner British television show about a fictional British Indian family

in several countries 21 is the age of majority. It is also drinking age in all the US states

slot machines are also known as one-armed bandits because once they were operated by one lever on the side and because they often make the players poor

when decyphering recipes, a teaspoon correspond to about 8 pinches

"Petals of Zero Petals of One" is a book of poetry written by Andrew Zawacki that explores the dynamics of one and of none: being and nothingness, binary code, virtual flowers in a bulletproof vase, and so on and so forth...

in Kabbalistic tradition, 42 is the number with which God creates the Universe

the international standard paper size A4 measures 29.7 cm x 21 cm

in the golf jargon a bogey is a hole done in 1 stroke above par