If a : (b + c) = 1 : 3 and c : (a + b) = 5 : 7, then b : (a + c) is equal to. Options: A . &nbsp1 : 2 B . &nbsp2 : 3 C . &nbsp1 : 3 D . &nbsp2 : 1

If a : (b + c) = 1 : 3 and c : (a + b) = 5 : 7, then b : (a + c) is equal to.

Question

If a : (b + c) = 1 : 3 and c : (a + b) = 5 : 7, then b : (a + c) is equal to.

Options:

A . 1 : 2

B . 2 : 3

C . 1 : 3

D . 2 : 1

Answer: Option A

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