Q32:

In the decimal representation of x, where 0 < x < 1, is the tenths digit of 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.

题目的意思是 x是一个小数，问x 的十分位 是不是0

不知道你为什么减去4

哦，明白了 ，谢谢！