求,急需‘’‘’‘’甲乙两堆火柴取出50根放到乙堆甲乙两堆火柴一样多.从乙堆取出40根到甲堆甲乙两队的比是4:1两堆火柴各几根
问题描述:
求,急需‘’‘’‘’甲乙两堆火柴取出50根放到乙堆甲乙两堆火柴一样多.从乙堆取出40根到甲堆甲乙两队的比是4:1两堆火柴各几根
答
从甲堆取出50根放到乙堆甲乙两堆火柴一样多,说明甲堆比乙堆多:50×2=100(根)从乙堆取出40根到甲堆,甲堆比乙堆多:100+40×2=180(根)从甲乙两堆的比是4:1,得乙堆现在为:180÷(4-1)=60(根)甲堆现在:60×4=...