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题库 / Prep2007E2-DS-150
If n is an integer between 3 and 9, what is the value of n ?
(1) On the number line, the distance from 3 to n is ~$\frac{2}{3}$~ of the distance from 3 to 9.
(2) On the number line, n is 10 units to the right of -3.
Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
EACH statement ALONE is sufficient.
Statements (1) and (2) TOGETHER are NOT sufficient.
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注意 一个unit就是一个1 不是0.1 因为是number line
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