Calculate the number 3333
[7239] Calculate the number 3333 - NUMBERMANIA: Calculate the number 3333 using numbers [3, 8, 2, 6, 36, 382] 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 3333

NUMBERMANIA: Calculate the number 3333 using numbers [3, 8, 2, 6, 36, 382] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 2
#brainteasers #math #numbermania
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Potty Trained

While carpenters were working outside the old house I had just bought, I busied myself with indoor cleaning. I had just finished washing the floor when one of the workmen asked to use the bathroom.

With dismay I looked from his muddy boots to my newly scrubbed floors. “Just a minute,” I said, thinking of a quick solution. “I’ll put down newspapers.”

“That’s all right, lady,” he responded. “I’m already trained.”

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First use of chemical symbols in British textbook.

In 1832, Edward Turner wrote a Preface to the 4th edition of his textbook, Elements of Chemistry (published 1833), in which he explained his use of symbols to represent reactants and products in a chemical reaction of Cyanogen, because he found they solved the difficulty of giving a “clear and concise description of. the phenomena in ordinary language.” His was the first use of chemical symbols in a British chemistry textbook. Turner used some algebra-type notation as suggested by William Whewell with parts of Jöns Jacob Berzelius's system, in which iron was represented by Fe (from Ferrum) and oxygen by O. Thus Fe + O represented one oxide of iron, and 2Fe + 3O represented another. Dots over the symbol indicated degree of oxidation, and an underline stood for two equivalents of a substance.«
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