Calculate the number 399
[7228] Calculate the number 399 - NUMBERMANIA: Calculate the number 399 using numbers [4, 2, 7, 4, 22, 670] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. - #brainteasers #math #numbermania - Correct Answers: 2
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Calculate the number 399

NUMBERMANIA: Calculate the number 399 using numbers [4, 2, 7, 4, 22, 670] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 2
#brainteasers #math #numbermania
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When young, I decided to go to...

When young, I decided to go to Medical School. At the entrance exam we were asked to rearrange the letters PNEIS and form the name of an important human body part which is most useful when erect.
Those who said SPINE are doctors today.
The rest of us went to flight school..
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Edward Mills Purcell

Born 30 Aug 1912; died 7 Mar 1997 at age 84. American physicist who shared the 1952 Nobel Prize for Physics with Felix Bloch for independently developing nuclear magnetic resonance (NMR) in liquids and in solids. NMR has become widely used and powerful tool to study the molecular structure of pure materials and the composition of mixtures. The method detects and measures the magnetic fields of atomic nuclei.
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