XYZ is located on the following points. X (-7, 8)

Y (-5, 8)

Z (-8, 5)

XYZ is rotated 180 degrees clockwise about the origin, and then reflected across the y-axis. Graph on the provided coordinate plane.
Can you guys help ?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.