plissssss di jawab ..........................

1. senilai dengan 2/5
2. 125 kg
3. kg : 0,65kg / g : 650 g
4. 405/480 = 81/96 = 27/32
5. 96/24 = 8/2 = 4/1 = 4
6. 40 thn
7. 745/300 - 75/300 = 670/300 = 2 70/300 = 2 7/30
8. 21 jam (kalo 7/8) / 3 jam (kalo 1/8)
9. (kali) 80/36 = 40/18 = 20/9, (bagi) 35/64 , (tambah) 45/36 + 64/36 = 109/36 = 3 1/36, (kurang) 45/36 - 64/36 = -19/36 (gak tau deh min ada gak)
10. udah di jawab
11. 3/28 (kalo gak salah)