Răspuns :
[tex]\frac{3}{a} =\frac{8}{b}\\3b=8a|:a\\3*\frac{k}{a} =8\\\frac{k}{a} =\frac{8}{3} \\3b=8a|:b\\3=8*\frac{a}{6} \\\frac{a}{b} =\frac{3}{8}[/tex]
[tex]\frac{3}{a} =\frac{8}{b}\\3b=8a|:a\\3*\frac{k}{a} =8\\\frac{k}{a} =\frac{8}{3} \\3b=8a|:b\\3=8*\frac{a}{6} \\\frac{a}{b} =\frac{3}{8}[/tex]