or
or
A : B = 1:2, = 2:4 (multiplying by 2)
B : C = 4:3
so, we get. A:B:C = 2:4:3
let, A = 2x, B = 4x, C = 3x
According to the Question,
A + B + C = 450
or, 2x + 4x + 3x = 450
or, 9x = 450
or, x = 50
∴ B = 4x = 4*50 = 200
ans: 200
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