作者blackorange2 (小柳丁)
看板GMAT
标题[问题] GWD-4-31
时间Tue Jun 23 20:38:39 2009
Q31:
A solid yellow stripe is to be painted in the middle of a certain highway.
If 1 gallon of paint covers an area of p square feet of highway, how many
gallons of paint will be needed to paint a stripe t inches wide on a
stretch of highway m miles long?
(1 mile = 5,280 feet and 1 foot = 12 inches)
A. (5,280 mt) / 12p
B. (5,280 pt) / 12m
C. (5,280 pmt) / 12
D. (5,280)(12m) / pt
E. (5,280)(12p) / mt
Answer:A
这一题看不是很懂题意 为什麽答案会是A呢?
有高手可以解答吗 感谢?
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