jika B+C = 25 ..
tentukan hasil..
A=
B=
C=
with caranya..
Perbandinga A:B:C adalah 1:2:3 ..
B:C = 2:3
B = 2/5 x 25 = 10
C = 3/5 x 25 = 15
Jadi A:B = 1:2
A = B / 2
A = 10 / 2
A = 5
A = 5, B = 10, C = 15
B = 2/5 x 25 = 10
C = 3/5 x 25 = 15
A = 1/2 x 10 = 5