BRAIN TEASERS

enter your answer and press button OK

What number comes next?

Look at the series (7, 14, 42, 168, 840, ?), determine the pattern, and find the value of the next number!

Correct answers: 92

The first user who solved this task is Djordje Timotijevic.

#brainteasers #math #riddles

Register with your Google Account and start collecting points.

Check your ranking on list.

Cory Kahaney: Handling Halloween

Halloween is pay day, folks. A lot of parents are strange; they say, Ration the candy. I say, Let them eat as much as they want -- they throw up, the rest is mine. Thats how I handle Halloween.

Jokes of the day - Daily updated jokes. New jokes every day.

Follow Brain Teasers on social networks

Brain Teasers

puzzles, riddles, mathematical problems, mastermind, cinemania...

Nylon

In 1938, Du Pont announced a name for its new synthetic fiber yarn: “nylon.” In an address in New York City, Dr. Charles M.A. Stine, vice president of du Pont de Nemours & Co., gave this with other details of what the company chemists had called simply “Yarn 66” during its development. The name they coined, “nylon” would be a generic name for all materials defined scientifically as “synthetic fiber-forming polymeric amides having a protein-like chemical structure; derivable from coal, air and water, or other substances, and characterized by extreme toughness and strength and the peculiar ability to be formed into fibers and into various shapes, such as bristles and sheets.” Hundreds of potential uses were envisioned, including hosiery, fabrics, fishing lines, wrapping film, toothbrush bristles and more.«

This site uses cookies to store information on your computer. Some are essential to help the site properly. Others give us insight into how the site is used and help us to optimize the user experience. See our privacy policy.