[計量] 請教2題
1.
If n is an integer divisible by 6 but not by 4, then which of the following
cannot be an integer?
(A) n/2
(B) n/3
(C) n/6
(D) n/10
(E) n/12
答案是E 但我很懷疑= =
2.
Saplings are to be planted 30 feet apart along one side of a straight lane 455
feet long. If the first sapling is to be planted at one end of the lane, how
many saplings are needed?
(A) 18
(B) 16
(C) 15 又1/6
(D) 15
(E) 14
答案是B 但我還是覺得奇怪 是題意不懂嗎.....
以上兩題 麻煩各位高手了 謝謝~~~
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