Calculate the number 3939
[6795] Calculate the number 3939 - NUMBERMANIA: Calculate the number 3939 using numbers [1, 4, 6, 6, 13, 989] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. - #brainteasers #math #numbermania - Correct Answers: 13 - The first user who solved this task is Nasrin 24 T
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Calculate the number 3939

NUMBERMANIA: Calculate the number 3939 using numbers [1, 4, 6, 6, 13, 989] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 13
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania
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It was a stifling hot day and ...

It was a stifling hot day and a man fainted in the middle of a busy intersection.

Traffic quickly piled up in all directions, so a woman rushed to help him.

When she knelt down to loosen his collar, a man emerged from the crowd, pushed her aside, and said, "It's all right honey, I've had a course in first aid."

The woman stood up and watched as he took the ill man's pulse and prepared to administer artificial respiration.

At this point she tapped him on the shoulder and said, "When you get to the part about calling a doctor, I'm already here."
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Freeze dried penicillin

In 1941, development work began on the mold cultures Howard Florey and Norman Heatley had brought with them from England to the Northern Regional Research Lab of the U.S. Dept of Agriculture in Peoria, Illinois. They wanted to produce sufficient quantities for treatment of the many wartime military casualties. The potency of the sample provided was preserved by a freeze-drying process devised by Ernst Chain. Heatley remained to get the mold culture started, while Florey left on 17 Jul to enlist drug companies. In the original process, mold was grown only on the surface of the medium in shallow pans. Instead, deep culture fermentation (similar to beer brewing) would be developed using tanks of corn steep liquor to provide a large volume for submerged growth. This greatly multiplied the yield.«
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