Tolong dong di jawab

1. 12/16 = 6/8 = 3/4
2. 24/36 = 12/18 = 6/9 = 2/3
3. 20/28 = 10/14 = 5/7
4. 21/42 = 7/14 = 1/2
5. 20/24 = 10/12 = 5/6
6. 15/24 = 5/8
7. 51/57 = 17/19
8. 52/76 = 26/38 = 13/19
9. 72/84 = 36/42 = 18/21 = 6/7
10. 75/100 = 15/20 = 3/4

Yang aku tau segitu aja.
Semoga membantu.