Suppose $R$ is the solid bounded by the plane $z=5x,$ the surface $z=x^2,$ and the planes $y=0$ and $y=5.$ Write an iterated integral in the form below to find the volume of the solid $R.$

${}_{R}f(x,y,z)dV={\displaystyle \underset{A}{\overset{B}{}}}{\displaystyle \underset{C}{\overset{D}{}}}{\displaystyle \underset{E}{\overset{F}{}}}dzdydx$

with limits of integration

$A=$

$B=$

$C=$

$0$

$$

$5$

$F=x^2$

$F=$