Calculate the number 4491
[8095] Calculate the number 4491 - NUMBERMANIA: Calculate the number 4491 using numbers [7, 5, 7, 4, 47, 946] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. - #brainteasers #math #numbermania - Correct Answers: 0
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Calculate the number 4491

NUMBERMANIA: Calculate the number 4491 using numbers [7, 5, 7, 4, 47, 946] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 0
#brainteasers #math #numbermania
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Typical male

A couple was relating their vacation experiences to a friend. "It sounds as if you had a great time in Texas," the friend observed. "But didn't you tell me you were planning to visit Colorado?"

"Well," the husband said, "we changed our plans because, uh..."

His wife cut in, "Oh, tell the truth, Fred!" He feel silent, and she continued,

"You know, it's just ridiculous. Fred simply will NOT ask for directions."

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X-ray movie

In 1937, films of moving X-ray images on a fluorescopic screen showing the movement of organs of the human body were shown at the American Roentgen Ray Society convention. in New York City. The images were filmed with a home 16-mm movie camera at 16 frames per second (reduced to 12 or 8 fps for thicker bodies). Two seconds exposure could capture two or three beats of the heart, the act of breathing, movements of the diaphragm or motion of joints. Film clip loops could be projected to show repeating motion. The films were made by Drs William H. Stewart, William J. Hoffman and Francis H. Ghiselin from Manhattan's Lenox Hill Hospital. They reported their technique at the previous year's convention.«
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