Bantuin jawab no. 1-4 makasih
1)a. x/8 = 6/15
15.x = 6 . 8
15.x = 48
x = 48/15
x = 16/5
x = 3 1/5
b) y : 15 = 2 : 6
6 .y = 2 . 15
6. y = 30
y = 30/6
y = 5
c) 12/x = 16/15
16 .x = 15 . 12
16.x = 180
x = 180/16
x = 45/4
x = 11 1/4
2) siswa perempuan = 40 – 25 = 15
siswa perempuan : siswa laki = 25 : 15
= 5 : 3
3) tepung : susu = 11 : 6
tepung : 9 = 11 : 6
6 .tepung = 11 . 9
6..tepung = 99
tepung = 99/6
= 33/2
= 16,5 kg
4) soal terpotong (tak terbaca)