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TTGWD9 Q26

Q26 In the decimal representation of x, where 0 < x < 1, is the tenths digit if x nonzero?

(1)     16x is an integer.

(2)     8x is an integer.

                  

A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.

Answer: B

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我好想是猜对的,NN能帮忙看看吗?A为什么判断不出来?

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 1的话,可能是 0.5  0.25   0.125    0.0625    所以可能是0也可能不是,因此判断不出。

TOP

谢谢!!

TOP

哦,对,0.0625....谢谢!

TOP

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