[求助]GWD29-15

ilovecushi

Q15:

What was the range of the selling prices of the 30 wallets sold by a certain store yesterday?

(1)        of the wallets had a selling price of $24 each.

(2)   The lowest selling price of the wallets was  the highest selling price of the wallets.

                  

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:

想请教思路~

crazecat123

答案应该是B. 因为问range，而（2）里说最低的等于最高的，那range 就是0了。
不知道（1）是不是少词了。

ilovecushi

以下是引用crazecat123在2007-11-11 8:43:00的发言：
答案应该是B. 因为问range，而（2）里说最低的等于最高的，那range 就是0了。
不知道（1）是不是少词了。

sorry.. for got to put on (1)1/3 of the wallets had a selling price of $24 each (2)    The lowest selling price of the wallets was 1/3

the highest selling price of the wallets.

the highest selling price of the wallets.

the answer is E