Me write these

8. twice a number is greater than 12

10. three more than one third of a number is less than nine

12. for more than twice a number is less than the opposite of the number

14. five less than a third of a number is at most 15

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.