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ccy_111 发表于 2008-7-19 14:53

GWD又看不懂了。。。。

[font=Times New Roman][size=3]Q23:[/size][/font]
[font=Times New Roman][size=3]In the decimal representation of [i]x[/i], where 0 < [i]x [/i]< 1, is the tenths digit if [i]x[/i] nonzero?[/size][/font]
[font=Times New Roman][size=3](1)

16[i]x[/i] is an integer.[/size][/font]
[font=Times New Roman][size=3](2)

8[i]x[/i] is an integer.[/size][/font]
[font=Times New Roman][size=3]                   [/size][/font]
[font=Times New Roman][size=3]A. Statement (1) [b]ALONE[/b] is sufficient, but statement (2) alone is not sufficient.[/size][/font]
[font=Times New Roman][size=3]B. Statement (2) [b]ALONE[/b] is sufficient, but statement (1) alone is not sufficient.[/size][/font]
[font=Times New Roman][size=3]C. [b]BOTH [/b]statements [b]TOGETHER[/b] are sufficient, but [b]NEITHER[/b] statement [b]ALONE[/b] is sufficient.[/size][/font]
[font=Times New Roman][size=3]D. [b]EACH[/b] statement [b]ALONE[/b] is sufficient.[/size][/font]
[font=Times New Roman][size=3]E. Statements (1) and (2) [b]TOGETHER[/b] are [b]NOT[/b] sufficient.[/size][/font]
[font=Times New Roman][size=3]Answer: B[/size][/font]
[font=Times New Roman][size=3][/size][/font]
[font=Times New Roman][size=3]is the tenths digit if [i]x[/i] nonzero?是不是排版问题,我怎么看不懂呀::z8 。。。请多多指教。。。[/size][/font]

countto307 发表于 2008-7-19 16:38

the question should be: is the tenths digit of x nonzero?

ccy_111 发表于 2008-7-20 00:20

这样就明白了。呵呵

ccy_111 发表于 2008-7-20 00:21

谢谢咧

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