tolong jawab no 7,8,9,10

7. 30/150, 15/150, 10/150, 25/150, 75/150
8. 18/24, 20/24, 9/24, 16/24, 12/24
9. 6/20, 8/20, 10/20, 15/20, 14/20
10. 12/24, 18/24, 16/24, 3/24, 14/24
tinggal diurutkan