GWD-12-4

summervivien

Q4:看不懂题目，请大家指教。。。

If the product of the digits of the two-digit positive integer n is 2, what is the value of n ?

(1) n is odd.

(2) n is greater than 20.

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: ??

dbearwanger

題目是說 ,,有一個數,,是兩位數的..也就是說10~99中的一個,,

這個數的兩個數字相乘積為2...所以有可能的數為12 or 21

條件一,,n是odd(充分)

條件二..n>20(充分)

ANS

summervivien

哦，原来是这样啊，我怎么没有看懂题目呢，哎！！！

liushuixian

同意答案D.我这边的下载的答案是B,还奇怪着呢。