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Directions: Each question below has two statements following it. Decide if the statement suffices to answer the question. Choices are:If a = 5, what is value of b + c?I) a is the average of the set {a, b, c}II) ab + ac = 10

A. If only I is sufficient
B. If only II is sufficient
C. If both are required
D. If each can answer independently
Answer» C. If both are required


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