Once a large pink ribbon, the sign against breast cancer, was erected out if pink post-it notes on a billboard. If the area of the rectangular billboard covered by the ribbon was approximately 4060 square feet, and the width of the billboard was approximately 58 feet, what was the height of this billboard?

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.