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    33．The other day a warm thought suddenly I might use the pocket money to buy some flowers for my mother’s birthday． 【查看更多】

     

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    A class collects ＄50 to buy flowers for a classmate who is in the hospital. Roses cost ＄3 each， and carnations cost ＄2 each. No other flowers are to be used. How many different bouquets could be purchased for exactly ＄50？_______

     

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