Answer:
y/9x
Step-by-step explanation:
[tex]\frac{3*x*y^{5} }{27*x^{2} *y^{4} } =\frac{3*x*y*y^{4} }{3*9*x*x *y^{4} }[/tex] symplify
[tex]\frac{y }{9*x }[/tex]
