Check all solutions to the equation. If there are no solutions, check "None." √x=4
O A. 2.
B. -2
C. O
D. 16
E. -16
F. None

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.