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Calculate the number 2393

NUMBERMANIA: Calculate the number 2393 using numbers [3, 9, 1, 1, 49, 252] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 1

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It's Probably Okay, Dad

A man in a hurry, taking his 8-year-old son to school, made a turn at a red light where it was prohibited.
"Uh-oh, I just made an illegal turn!" the man said.
"Aw, Dad, it's probably okay," the son said. "The police car right behind us just did the same thing."

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John C. Polanyi

Born 23 Jan 1929. German-Canadian chemist and educator who shared the Nobel Prize for Chemistry in 1986 (with Dudley R. Herschbach and Yuan T. Lee) for contributions to the “development of a new field of research in chemistry - reaction dynamics.” Polanyi was recognised his study of infrared chemiluminescence. In experiments on the reaction of atomic hydrogen and molecular chlorine he discovered the emission of a faint infrared light (chemiluminescence), which provided quantitative information on the vibrational and rotational energy released in chemical reactions. In 1960, he published a paper suggesting that the products of the hydrogen-chlorine reaction (and similar reactions) would act as a suitable medium for a chemical laser.«

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