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Calculate the number 9159

NUMBERMANIA: Calculate the number 9159 using numbers [9, 7, 9, 8, 78, 534] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 10

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

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Hobbled gynecologist

Hear about the hobbled gynecologist, who couldn't walk anywhere without crotches?

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Franz C. Schmelkes

Born 19 Aug 1899; died 11 Dec 1942 at age 43.Franz C(arl) Schmelkes was a Czech-born chemist who was best known for his discovery of azochloramid, used to sterilize wounds and burns. This compound is also known by the name chlorazodin, but its formal name is 1-(amino-chloroimino-methyl)imino-2-chloro-guanidine. The image of the strucure of this molecule shows nitrogen atoms in blue, hydrogen in grey, chlorine in green, and carbon shown conventionally by the origin of its four bonds near each end of the molecule. The chlorine which has substituted a hydrogen atom of an amino group - which is present as =N-Cl - is active as a germicide.«

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