Replace the question mark with a number
[2563] Replace the question mark with a number - MATH PUZZLE: Can you replace the question mark with a number? - #brainteasers #math #riddles - Correct Answers: 640 - The first user who solved this task is Donya Sayah30
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Replace the question mark with a number

MATH PUZZLE: Can you replace the question mark with a number?
Correct answers: 640
The first user who solved this task is Donya Sayah30.
#brainteasers #math #riddles
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She Calls Me Ankles

My niece calls me Ankles...
I call her my Knees.

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Edward Bausch

Born 26 Sep 1854; died 30 Jul 1944 at age 89.American inventor who developed microscopes and optical instruments. In business, he became chairman Bausch & Lomb Optical Co. His father, John J. Bausch (1830-1926), was born in Germany, emigrated to America in 1849, and started a spectacle making business (the Vulcanite Optical Instrument Co.) with German immigrant Henry Lomb (1828-1908). By 1866, their company was making a simple microscope. The company name was changed to Bausch & Lomb Optical Co. in 1874, the year they produced their first compound microscope. Edward, with brothers William, and Henry all helped in the design and production of a full product line of microscopes. Edward held a number of patents related to the design of microscopes.
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