Find the Y-Coordinate of the Center of Mass of a 10-Cm

Multiple Choice

Find the y-coordinate of the center of mass of a 10-cm square plate whose density (in kg/m³) is .The lower left-hand side of the plate is at the origin and the upper right-hand corner is at (10 cm,10 cm) .The plate is 0.30 cm thick.

A) 7.5 cm
B) 6.7 cm
C) 8.9 cm
D) 1.0 cm
E) 5.0 cm