Can you replace the question mark with a number?
[6481] 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: 38 - 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: 38
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #riddles
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Wait Until the Police Arrice

Two men got out of their cars after they collided at an intersection.
One took a flask from his pocket and said to the other, "Here, maybe you'd like a nip to calm your nerves."
"Thanks," he said, and took a long pull from the container.
"Here, you have one, too," he added, handing back the whiskey.
"Well, I'd rather not," said the first. "At least not until after the police have been here."
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Electric motor

In 1904, the first direct current, interpole, electric motor to be patented in the U.S. was issued to Mathias Pfatischer of Phildadelphia, Pennsylvania under the title "Variable Speed Motor" (No.775,310). His improvement was to "effect commutation without sparking, with a variable load as well as at variable speed and which is capable of rotation in either direction." The new design added auxiliary-field pole-pieces which were small as compared to the main pole-pieces.«
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