At least 100 students at a certain high school study Japanese. If 4 percent of the students at the school who study French also study Japanese, do more students at the school study French than Japanese?
(1)16 students at the school study both French and Japanese.
(2)10 percent of the students at the school who study Japanese also study French.
23题选B。这种题我始终做不太好。。谢谢大家指点啊啊啊！！
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If a certain charity collected a total of 360 books, videos, and board games, how many videos did the charity collect?
(1) The number of books that the charity collected was 40 percent of the total number of books, videos, and board games that the charity collected.
(2) The number of books that charity collected was (66又2/3) percent of the total number of videos and board games that charity collected.
Six countries in a certain region sent a total of 75 representatives to an international congress, and no two countries sent the same number of representatives.Of the six countries, if Country A sent the second greatest number of representatives, did Country A send at least 10 representatives?
(1)One of the six countries sent 41 representatives to the congress.
(2)Country A sent fewer than 12 representatives to the congress.
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发表于 2010-8-5 16:18:10
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