co 3 thung dau dung tong cong 123 lít dau. neu do tu thung thu nhat sang thung thu hai 5 lit, thung thu hai sang thung thu ba 7 lit, tiep tuc do tu thùng thu ba sang thung thu nhat 9 lit thi so dau thung thu nhat se it hon so dau thung thu hai 4 lit và bang so dau thung thu ba. tinh so dau ban dau moi thung

hai thung dau chua 60 lit dau . Neu lay 14 lit dau tu thung thu nhat do vao thung thu hai thi so dau o thung thu hai nhieu hon so dau o thung thu nhat la 12 lit . tinh so dau ban dau moi thung

hai thung co tat ca 312 li dau biet rang neu bot 16 lit dau tu thung thu nhat sang thung thu hai thi thung thu hai hon thung thu nhat 24 lit dau hoi luc dau moi thung co bao nhieu lit dau

hai thung dung dau. thung thu nhat co so dau bang 5/7 so dau thung thu hai, neu chuyen 8 lit tu thung thu hai sang thung thu nhat thi so dau hai thung bang nhau. hoi moi thung chua bao nhieu lit dau

co hai thung dau, luc dau so lit dau thung thu nhat gap ba lan thung thu hai, neu chuyen 15 lit tu thung thu nhat sang thung thu hai thi so lit dau trong thung thu hai bang 5/9 thung thu nhat. hoi luc dau moi thung co may lit

hai thung thu nhat chua 40 lit dau, neu lay 5 lit dau tu thung thu nhat sang thung thu hai thi so dau o hai thung bang nhau. hoi so dau o thung thu nhat chua bao nhieu lit dau

thung nhat it hon thung thu hai la 27 lit dau neu lai o thung thu nhat ra 15 lit thi so dau o thung thu nhat bang 4 7 so dau o thung thu hai hoi moi thung co mao nhieu lit dau 

yahoo hoi va dap : thung thu nhat nhat co so dau gap 2 lan so dau thùng thu hai. Neu lay o thung thu nhat 25 lit va thung thu hai 6 lit thi thung thu nhat hon thung thu hai 57 lit dau. tinh so dau o moi thung

co hai thung dung tat ca 428 lit dau neu chuyen 24 lit dau tu thung thu hai se nhieu hon thung thu nhat 6 lit dau hoi thung thu hai nhieu hon bao nhieu lit dau