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Yesterday's closing prices of 2,420 different stocks
listed on a certain stock exchange were all different
from today's closing prices. The number of stocks
that closed at a higher price today than yesterday was
20 percent greater than the numberthat closed at a
lower price. How many of the stocks closed at a
higher price today than yesterday?
(A)484
(B)726
(01,100
(D)1,320
(E)1,694
这道题题目都不明白。。。惨死了。。
On a certain day, orangeade was made by mixing a
certain amount of orange juice with an equal amount
of water. On the next day, orangeade was made by
mixing the same amount of orange juice with twice
the amount of water. On both days, all the orangeade
that was made was sold. Ifthe revenue from selling
the orangeade was the same for both days and ifthe
orangeade was sold at $0.60 per glass on the first
day, what was the price per glass on the second day?
(A) $0.15
(B) $0.20
(0 $0.30
(D) $0.40
(E) $0.45
In the figure above, the point on segment PQ that is
twice as far from P as from Qis
还是英语不好。。。这题到底谁是谁距离的2倍呀。。。哪位大神能教教我以后看见这题怎么识别两个之间的关系么。。。。
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发表于 2013-8-28 14:54:41
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