MATH PUZZLE: Can you replace...
[3200] MATH PUZZLE: Can you replace... - MATH PUZZLE: Can you replace the question mark with a number? - #brainteasers #math #riddles - Correct Answers: 583 - The first user who solved this task is Roxana zavari
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MATH PUZZLE: Can you replace...

MATH PUZZLE: Can you replace the question mark with a number?
Correct answers: 583
The first user who solved this task is Roxana zavari.
#brainteasers #math #riddles
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I love you today and I will love you tomorrow

I love you today and I will love you tomorrow, and the next day and even next week.
In 4 months, I will love you, just like I loved you yesterday. 40 years from now, I’ll run my hands through my grey hair and smile at the thought of how much I love you. I just hope you’ll be with me through all that time.
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Screw pointing and threading machine patent

In 1852, Cullen Whipple, of Providence, R.I., patented his "Mechanism for Pointing and Threading Screw-Blanks in the Same Machine" (U.S. No. 9477). His new design incorporated additional cutters in the same threading machine he had patented on 18 Aug 1842 (No. 2754, reissued 5 Mar 1850). Before machines provided a point on screws, they had blunt ends, and it was necessary to drill a starter hole. In Oct 1840, he was one of ten incorporators of The New England Screw Co. After his original thread-cutting machine, he invented another for shaving the heads of screws (patented 6 Apr 1843) and one for removing the burs left in cutting the slots in the heads (patented 19 Apr 1843). He patented seven other screw-manufacturing devices.«
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