[計量] 請問OG11th綠色計量p85#175
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
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