Respuesta :

[tex]\begin{gathered} y=ax \\ \frac{2}{5}=a\times\frac{1}{4} \\ a=\frac{8}{5} \\ \text{Now, y=ax} \\ y=\frac{8}{5}\times\frac{1}{4}=\frac{2}{5} \end{gathered}[/tex]

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