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Phan Minh Anh

10/08/2017 at 11:18
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    Phan Thanh Tinh Coordinator 10/08/2017 at 11:51

    Let a and b be the numbers.We have :

    \(\dfrac{5}{8}b=\dfrac{3}{4}a\Rightarrow a=\dfrac{5}{8}b:\dfrac{3}{4}=\dfrac{5}{6}b\)

    \(b-a=36\Leftrightarrow b-\dfrac{5}{6}b=36\Leftrightarrow\dfrac{b}{6}=36\Leftrightarrow b=216\)

    So,the second number is 216


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