13. If a+b+c= 12, what is the value of b?
(1)a+b=8
(2)b+c=6
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AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
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BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
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CBOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
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DEach statement ALONE is sufficient.
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EStatements (1) and (2) TOGETHER are NOT sufficient.