BRAIN TEASERS

enter your answer and press button OK

Calculate the number 306

NUMBERMANIA: Calculate the number 306 using numbers [1, 1, 9, 9, 63, 226] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 14

The first user who solved this task is Nílton Corrêa de Sousa.

#brainteasers #math #numbermania

Register with your Google Account and start collecting points.

Check your ranking on list.

What did 2 tell 3 when they saw 6 acting like an idiot?

Don’t worry about him—-he’s just a product of our times.

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...

Kodak camera patent

In 1888, George Eastman was issued a landmark U.S. patent No. 388,850 for his box camera. On the same date, he registered the trademark name: Kodak. The Eastman Kodak company was formed 24 Apr 1888. This design was the first Kodak mass-produced camera, and brought photography to the mass market. As described in its advertising, the operation was simple: "Pull the String, Turn the Key, Press the Button." Now anyone could take pictures family, events, indoor and outdoor scenes, and vacations, without needing special skills. Only 22-ounces in weight, it required no tripod or table for support. It used a fixed-focus lens which was still fast enough to take practically instantaneously exposures. Its roll film was enough to take 100 pictures, each 2½ inches diameter.«*

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.