If 2 by 5 of a number exceeds 1by7 of the same number by 36 find the number
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Let the number be x
2/5x -36 = 1/7x
2/5x - 1/7x = 36
14/35x - 5/35x = 36
9/35x = 36
x = 36 * 35/ 9
x = 4 * 35
x = 140
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