Answer:
C = 3.2
A = 0.2
B = 35
D = 14
Explanation:
C = 8x0.4 = 3.2
8 x A = 1.6
A = 1.6/8
B x A = 7
B x 0.2 = 7
B = 7/0.2
D = B x 0.4
D = 35 x 0.4
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