[計量] 數學問題
A rectangular rug covers half of a rectangular floor that is 9 feet wide
and 12 feet long. If the dimensions of the rug are in the same ration as
those of the floor, how many feet long is the rug?
(A) 6
(B) 21/2
(C) 2*更號7 (不知道怎麼打更號)
(D) 6*更號2
(E) 4*更號6
Ans: D
If x and y are integers and x＞y＞0, how many integers are there between,
but not including x and y?
(A) x-y
(B) x+y
(C) x-y-1
(D) x+y-1
(E) x-y+1
Ans: C
X,Y, and Z are positive integers, and Z＞X＞Y.
Column A The remainder when Z is divided by X
Column B The remainder when Z is divided by Y
Ans: D
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