If the Intermediate variable C in the signal flow graph shown in the figure has a value 10, the input A has a value

If the Intermediate variable C in the signal flow graph shown in the f

1.	If the Intermediate variable C in the signal flow graph shown in the figure has a value 10, the input A has a value
A.	20
B.	25
C.	30
D.	35
Answer» C. 30

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If the Intermediate variable C in the signal flow graph shown in the figure has a value 10, the input A has a value

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