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【单选题】
甲买了3条围巾,7条布带和1条毛巾,共花了32元。乙买了同样的4条围巾、10条布带和1条毛巾,共花了43元。丙欲买同样的围巾、布带和毛巾各一条,需要(6)元。A.
10.0
B.
11.0
C.
17.0
D.
21.0
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B.
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A.
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