A theme park has a ride that is located in a sphere. The ride goes around the widest circle of the sphere which has a circumference of 502.40yd. What is the surface area of the​ sphere? Use 3.14 for pi. The surface area of the sphere is about yd2

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.