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Calculate the number 8904

NUMBERMANIA: Calculate the number 8904 using numbers [8, 1, 7, 5, 83, 944] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 12

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

#brainteasers #math #numbermania

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Two men in one night

My sister was with two men in one night. She could hardly walk after that. Can you imagine? Two dinners!

Sarah Silverman (December 2 1970-)

Picture: Reuters

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Isaac Asimov

Born 2 Jan 1920; died 6 Apr 1992 at age 72. American author and biochemist, who was a prolific writer of science fiction and of science books for the layperson. Born in Petrovichi, Russia, he emigrated with his family to New York City at age three. He entered Columbia University at the age of 15 and at 18 sold his first story to Amazing Stories. After earning a Ph.D., he taught biochemistry at Boston University School of Medicine after 1949. By 18 Mar 1941, Asimov had already written 31 stories, sold 17, and 14 had been published. As an author, lecturer, and broadcaster of astonishing range, he is most admired as a popularizer of science (The Collapsing Universe; 1977) and a science fiction writer (I, Robot;1950). He coined the term “robotics.”He published about 500 volumes.

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