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【例1】有四种原料：（1）40％的糖水80克；（2）50克的糖；（3）90％的糖水50克；（4）100克水。现从中选取三种原料配制成浓度为41％的溶液200克。请问：我们应选取哪三种原料才能配制成功？
浓度问题例谈
【摘 要】
：
【例1】有四种原料：（1）40％的糖水80克；（2）50克的糖；（3）90％的糖水50克；（4）100克水。现从中选取三种原料配制成浓度为41％的溶液200克。请问：我们应选取哪三种原料才能配制成功？
【机 构】
：
江苏
【出 处】
：
数学大世界：小学五六年级版
【发表日期】
：
2004年期
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