Can you replace the question mark with a number?
[6353] Can you replace the question mark with a number? - MATH PUZZLE: Can you replace the question mark with a number? - #brainteasers #math #riddles - Correct Answers: 46 - The first user who solved this task is Nasrin 24 T
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Can you replace the question mark with a number?

MATH PUZZLE: Can you replace the question mark with a number?
Correct answers: 46
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #riddles
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God is Watching

Children were lined up in the cafeteria of a Catholic school for lunch. At the head of the table was a large pile of apples. The nun made a note, "Take only one, God is watching."
At the other end of the table was a large pile of chocolate chip cookies. Moving through the line a boy wrote another note to leave by the cookies, "Take all you want, God is watching the apples."
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Otto von Guericke

Died 11 May 1686 at age 83 (born 20 Nov 1602).German physicist who investigated the properties of a vacuum invented (1654) the first piston air pump to produce a vacuum. While mayor of Madgeburg, in 1663, he demonstrated that two 51 cm diameter copper hemispheres with air pumped out of their interior would be so strongly held together by the force of air pressure that teams of horses harnessed to each hemisphere were not able to pull the hemispheres apart. He studied the role of air in combustion and respiration. With his invention of the first electrostatic machine - a rotating ball of sulphur electrified by friction against his hand - he produced sizeable sparks and showed that like charges repel each other.«
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