www.wretch.cc/album/b9301035
我的相簿~歡迎大家來看看
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 219.84.68.184
175.A square countertop has a square tile inlay in the center,
leaving an untiled strip of uniform width around the tile.If
the ratio of the tiled area to the untiled area is 25 to 39,
which of the following could be the width,in inches,of the strip?
I. 1
II. 3
III. 4
(A)I only
(B)II only
(C)I and II only
(D)I and III only
(E)I , II and III
各位請幫我翻譯大概的句意,然後幫忙解答(詳解),謝謝各位,感恩^^
--