作者candyliwh (candy)
看板GMAT
標題[問題] MATH
時間Mon Oct 13 01:33:31 2008
Q23:
In the decimal representation of x, where 0 < x < 1, is the tenths digit if x nonzero?
(1) 16x is an integer.
(2) 8x is an integer.
how to slove this?
Thank you!!
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