Find number abc
[6144] Find number abc - If c7a57 + ac7b2 = 812ab find number abc. Multiple solutions may exist. - #brainteasers #math - Correct Answers: 25 - The first user who solved this task is Nasrin 24 T
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Find number abc

If c7a57 + ac7b2 = 812ab find number abc. Multiple solutions may exist.
Correct answers: 25
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
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A schoolgirl approaches her mo...

A schoolgirl approaches her mother and announces, "Mommy, I know where babies come from!"
"And where is that?" her mother asks.
"Well, Mommy and Daddy take their clothes off and Daddy's thingy sort of sticks out and Mommy puts it in her mouth and that's how you get babies," she explains.
"Oh darling, that's so sweet, but that's not how we get babies," her mother replies, "That's how we get flowers, jewelry, clothes and shoes!"
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Edison incandescent lamp filament patent

In 1899, Thomas A. Edison was issued a patent for his “Filament for Incandescent Lamps, and Process of Manufacturing Same” (U.S. No. 626,460). “I form a filament of highly-refractory non-conducting material which is preferably porous, and incorporate therein isolated particles of carbon, so as to produce spark gaps between the particles, whereby high-tension currents, either alternating, continuous, or intermittent, will be conducted from particle to particle of the carbon to raise the filament to incandescence. ... I prefer to use ... an oxid or oxids of the rare earths—such as the oxid of zirconium, thorium and others. ... I prefer to admix ... a carbonizable organic compound—such as a solution of sugar, asphalt or tartrate of the oxid itself” which will be carbonized.«
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