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(1)For all S, 10 # S = S # 10
(2)For all S, 10S # 3S = 30S2
 
A .Statement (1) alone is sufficient to answer the question, but statement (2) alone is not.
B .Statement (2) alone is sufficient to answer the question, but statement (1) alone is not.
C .Both statements together are sufficient to answer the question, but neither statement alone is sufficient.
D .Either statement by itself is sufficient to answer the question.

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Ans B)

From statement 1 we can conclude the operation can be addition or multiplication

From statement 2 we guarentee it is a multiplication operation

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