2. 外语
  3. In a certain flower shop, which stocks four types of flowers, there are - as many violets as carnations, and - as many tulips as

In a certain flower shop, which stocks four types of flowers, there are - as many violets as carnations, and - as many tulips as

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问题 In a certain flower shop, which stocks four types of flowers, there are - as many violets as carnations, and - as many tulips as violets. If there are equal numbers of roses and tulips, what percent of the flowers in the shop are carnations?
选项 A、10％
B、33％
C、40％
D、50％
E、60％
答案E
解析 本题考查twice as many A as B，以及percent的概念。
,r=t, carnations在花中所占的百分比为：
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