MAGIC SQUARE: Calculate A*B-C
[7133] MAGIC SQUARE: Calculate A*B-C - The aim is to place the some numbers from the list (1, 2, 4, 5, 6, 8, 42, 43, 44, 46, 67) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A*B-C. - #brainteasers #math #magicsquare - Correct Answers: 3
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MAGIC SQUARE: Calculate A*B-C

The aim is to place the some numbers from the list (1, 2, 4, 5, 6, 8, 42, 43, 44, 46, 67) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A*B-C.
Correct answers: 3
#brainteasers #math #magicsquare
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Lesson in logic

A fourth-grade teacher was giving her pupils a lesson in logic.

"Here is the situation," she said. "A man is standing up in a boat in the middle of a river, fishing. He loses his balance, falls in, and begins splashing and yelling for help. His wife hears the commotion, knows he can't swim, and runs down to the bank. Why do you think she ran to the bank?"

A girl raised her hand and asked, "To withdraw all his money from his savings account?"

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Fourdrinier paper-making machine patent

In 1806, a British patent, No 2,951/1806 was dated for Henry Fourdrinier's paper-making machine. The specification gave that "A number of moulds, of the description called laid and wove, are hooked together to form one long mould...A vessel or trough from which the paper stuff or material is caused to flow upon the moulds...A set of cylinders, upon which is passed, in the manner of a jack towel, an endless web of felting. There is a third cylinder...communicates by means of another web of felt with an additional pair of pressing cylinders, whence it proceeds to the second pair,...so that continuing the process, paper of any length may be made..." Improvements were granted a further patent dated 14 Aug 1807.«
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