Calculate the number 393
[8063] Calculate the number 393 - NUMBERMANIA: Calculate the number 393 using numbers [7, 4, 4, 6, 29, 113] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. - #brainteasers #math #numbermania - Correct Answers: 1
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Calculate the number 393

NUMBERMANIA: Calculate the number 393 using numbers [7, 4, 4, 6, 29, 113] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
#brainteasers #math #numbermania
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Back-Up Sensor

Inventor of the automobile back-up Sensor -
I bet you think it was Ford, maybe GM, how about Chrysler? No, then how about Mercedes Benz?
No, not at all, it was a Chinese farmer!
Most of the newest cars have a Back-Up Sensor that warns the driver before the rear bumper actually comes in contact with something. Most people probably think that this valuable feature came out of the minds of great engineers, but it was recently disclosed that the concept was first developed by a Chinese farmer. His invention was simple and effective. It emits a high-pitched squeal when the vehicle backs into something.

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William Henry Welch

Died 30 Apr 1934 at age 84 (born 8 Apr 1850). American pathologist who played a major role in the introduction of modern medical practice to the U.S. As the first dean of the medical school at Johns Hopkins University (1893-98), Welch revolutionized American medicine by demanding of its students a rigorous study of physical sciences and an active involvement in clinical duties and laboratory work. His students included Walter Reed, James Carroll and Simon Flexner. As an original investigator, With Flexner, he demonstrated (1891-92) the pathological effects produced by diphtheria toxin. In 1892, he discovered Micrococcus albus and its relation to wound fever and of Clostridium welchii (Welch's bacillus), the causative agent of gas gangrene.
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