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What is the missing number?

MATH PUZZLE: Can you replace the question mark with a number?

Correct answers: 95

The first user who solved this task is Djordje Timotijevic.

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Eugene Mirman: If a Bear Attacks

Does anybody here know what to do if a bear attacks? A lot of people do think youre supposed to play dead, which is not what youre supposed to do. And the best thing about playing dead is -- thats like a rumor that bears spread.

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Bern Dibner

Born 18 Aug 1897; died 6 Jan 1988 at age 90.Ukrainian-American engineer and science historian whoworkedas an engineer during the electrification of Cuba. Realizing the need for improved methods of connecting electrical conductors, in 1924, he founded the Burndy Engineering Company. A few years later, he became interested in the history of Renaissance science. Subsequently, he began collecting books and everything he could find that was related to the history of science. This became a second career as a scholar that would run parallel with his life as a businessman. He wrote many books and pamphlets, on topics from the transport of ancient obelisks, to authoritative biographies of many scientific pioneers, including Alessandro Volta, inventor of the electric battery, and Wilhelm Röntgen, discoverer of the X ray.

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