Which number is missing?
[2] Which number is missing? - Which number is missing? - #brainteasers #math #riddles - Correct Answers: 220 - The first user who solved this task is Eric Newton
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Which number is missing?

Which number is missing?
Correct answers: 220
The first user who solved this task is Eric Newton.
#brainteasers #math #riddles
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The workers in a large office...

The workers in a large office were making secret plans to stage a big office party for the 70-year old cleaning woman who had spent the better part of her life with the company.
Somehow the secret leaked out and the woman got wind of it. Much perturbed, she rushed to the office manager. "Please sir," she cried, "Do not let them do it! Do not let them do it!"
"Oh, come now, Mrs. Smith, you must not be so modest. After all, they simply want to show how much you are appreciated."
"Appreciated, my foot," exclaimed the woman. "I am NOT going to clean up after a mess like that!"
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Edward A. Doisy

Died 23 Oct 1986 at age 92 (born 13 Nov 1893).Edward Adelbert Doisy was an American biochemist who shared (with Henrik Dam) the 1943 Nobel Prize for Physiology or Medicine for his isolation and synthesis of vitamin K, a substance that encourages blood clotting (1939), used in medicine and surgery. With the embryologist Edgar Allen (1922-34), he developed assay techniques that facilitated research on sex hormones. Doisy and his associates isolated the sex hormones estrone (theelin, 1929; the first estrogen to be crystallized), estriol (theelol, 1930), and estradiol (dihydrotheelin, 1935). In 1936-39 he isolated two forms of the vitamin, (K1 from lucerne seed and K2 from fish meal, in a pure crystalline form), determined their chemical structures, and synthesized the vitamin.«
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