[tex] \frac{75}{100} \times x = \frac{35}{100} \times y[/tex]
[tex] \frac{3}{4} \times x = \frac{7}{20} \times y[/tex]
[tex] \frac{3x}{4} = \frac{7y}{20} [/tex]
[tex]3x \times 20 = 7y \times 4[/tex]
[tex]60x = 28y[/tex]
[tex] \frac{60x}{28y} = 1[/tex]
[tex] \frac{15x}{7y} = 1[/tex]
[tex] \frac{x}{y} = \frac{1}{ \frac{15}{7} } [/tex]
[tex] \frac{x}{y} = 1 \times \frac{7}{15} [/tex]
[tex] \frac{x}{y} = \frac{7}{15} [/tex]
