有两袋大米,甲袋的重量是乙袋的1.4倍,如果再往乙袋里装5千克大米,两袋一样重了,原来两袋大米各有多少
人气:389 ℃ 时间:2019-08-17 18:38:45
解答
乙:5×2÷(1.4-1)=25千克
甲:25×1.4=35千克
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