BRAIN TEASERS

# Calculate the number 9017

NUMBERMANIA: Calculate the number 9017 using numbers [9, 7, 9, 3, 38, 495] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
The first user who solved this task is Nasrin 24 T.
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### 40 year curse

An old man goes to the Wizard to ask him if he can remove a curse he has been living with for the last 40 years.

The Wizard says: "Maybe, but you will have to tell me the exact words that were used to put the curse on you.

The old man says without hesitation: "I now pronounce you man and wife."

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### Legionnaire's disease

In 1977, scientists at the Centers for Disease Control (CDC) in Atlanta, Georgia, USA, first announced* that they had sufficient laboratory evidence to implicate a bacterium as the cause of Legionnaire's Disease, now named Legionella pneumophila. An outbreak of this disease in Philadelphia in 1976, largely among people attending a state convention of the American Legion, led to the name "Legionnaires' Disease." After the bacterium causing the illness was named, the name of the illness was changed to legionellosis. The scientific paper describing the isolation of the bacterium as published 1 Dec 1977 in The New England Journal of Medicine.[Image: Legionella pneumophila multiplying inside a cultured human lung fibroblast. Multiple intracellular bacilli, including dividing bacilli, are visible in longitudinal and cross section. Transmission electron micrograph.]
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