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读小学的孙子爱看“楚天都市报”。他拿着6月12日第15版的2000年武汉市中考招生试题中的一道应用题,问我能不能用算术方法解答。这道应用题是:“今年入夏以来,湖北部分地区旱情严重。为缓解甲、乙两地旱情,某水库计划向甲乙两地送水。甲地需要水量为180万立方米,乙地需要水量为120万立方米。现已两次送水:往甲地送水3天,乙地送水2天,共送水84万立方米:往甲地送水2天,乙地送水3天,共送水81万立方米。问完成往甲地、乙地送水任务还各需要多少天?”
Elementary school grandson love to see “Chutian Metropolis Daily.” He took the 15th edition of the June 12, 2000 Wuhan City entrance exam questions in an application question, asked me if I can use mathematical methods to answer. This application question is: "Since the beginning of this year, some areas of Hubei have severe drought. To ease the drought in A and B, some reservoirs are planned to send water to Party A and Party B. The water requirement for Site A is 1.8 million cubic meters and the water requirement for Party B Is 1.2 million cubic meters. Now has two water: to A ground water for three days, B to send water for two days, a total of 840,000 cubic meters of water to send: to A ground water for two days, B to send water for 3 days, a total of 810,000 cubic feet of water Q. How many days will it take to complete the task of sending water to station A and station B?