盒子里有大,小两种钢珠共30个,共重266g,已知大钢珠每个11g,小钢珠每个7g.盒中大钢珠,小钢珠各有多少个?
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![盒子里有大,小两种钢珠共30个,共重266g,已知大钢珠每个11g,小钢珠每个7g.盒中大钢珠,小钢珠各有多少个?](/uploads/image/z/3237154-34-4.jpg?t=%E7%9B%92%E5%AD%90%E9%87%8C%E6%9C%89%E5%A4%A7%2C%E5%B0%8F%E4%B8%A4%E7%A7%8D%E9%92%A2%E7%8F%A0%E5%85%B130%E4%B8%AA%2C%E5%85%B1%E9%87%8D266g%2C%E5%B7%B2%E7%9F%A5%E5%A4%A7%E9%92%A2%E7%8F%A0%E6%AF%8F%E4%B8%AA11g%2C%E5%B0%8F%E9%92%A2%E7%8F%A0%E6%AF%8F%E4%B8%AA7g.%E7%9B%92%E4%B8%AD%E5%A4%A7%E9%92%A2%E7%8F%A0%2C%E5%B0%8F%E9%92%A2%E7%8F%A0%E5%90%84%E6%9C%89%E5%A4%9A%E5%B0%91%E4%B8%AA%3F)
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