If you subtract one upon two from a number and multiply the result by one upon two you get one upon it was what is the number

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Solution

Let the number be x.
From the question,
$open parentheses x minus 1 half close parentheses cross times 1 half equals 1 over 8 rightwards double arrow open parentheses x minus 1 half close parentheses equals 2 over 8 equals 1 fourth i e space x minus 1 half equals 1 fourth S o space x equals 1 fourth plus 1 half rightwards double arrow x equals 1 fourth plus fraction numerator 1 cross times 2 over denominator 2 cross times 2 end fraction rightwards double arrow x equals 1 fourth plus 2 over 4 rightwards double arrow bold italic x bold equals bold 3 over bold 4$

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