tolong sama caranya ya

A = A.B2
A = 2.3 = 6
B = B1.B2
B = 5.3 = 15
C = C.B1
C = 6.5 = 30

A : B : C
6 : 15 : 30 || sama2 bagi 3
2 : 5 : 10

Kel A = 2/17 . 153 = 18
Kel B = 5/17 . 153 = 45
Kel C = 10/17 . 153 = 90


Semoga Membantu ya..
tolong jadiin jawaban terbaik..