Find the Centroid of the Region Bounded by the Given $y=9 x^{3}, 9 x+y=18, x=0$

Find the centroid of the region bounded by the given curves. $y=9 x^{3}, 9 x+y=18, x=0$

A) $\left(\frac{7461}{75}, \frac{261}{105}\right)$
B) $\left(\frac{252}{75}, \frac{7452}{105}\right)$
C) $\left(\frac{92}{105}, \frac{9}{75}\right)$
D) $\left(\frac{261}{75}, \frac{7461}{105}\right)$
E) None of these