有两袋面粉,甲袋面粉质量是30千克,乙袋面粉质量是甲袋的六分之五,如果要使两袋面粉同样重,↓下面写
有两袋面粉,甲袋面粉质量是30千克,乙袋面粉质量是甲袋的六分之五,如果要使两袋面粉同样重,↓下面写
数学人气:164 ℃时间:2020-01-25 22:14:47
优质解答
30-30×(1+5/6)÷2=2.5千克
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