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

3 thung co tat ca 36l dau.neu rot tu thung thu nhat sang thung thu hai 5l dau,thung thu 2 sang thung thu ba 3l dau,thung thu ba sang thung thu nhat 1l dau thi so dau ba thung bang nhau.hoi luc dau moi thung co bao nhieu lit dau.

luc dau thung thu nhat co nhieu hon thung thu hai la 5 lit dau . nguoi ta da ban di 10 lit dau o thung thu hai va 5 lit dau o thung thu nhat , luc nay so lit dau o thung thu hai bang 3/5 so lit dau o thung thu nhat . hoi luc dau moi thung co bao nhieu lit dau?

thung thu nhat co 36lit dau.neu do 1/6 so lit dau tu thung thu nhat sang thung thu hai thi so dau trong hai thung bang nhau .hoi luc dau thung thu hai co 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

co hai thung dug dau . nguoi ta lay ra 15 lit dau tu thung thu nhat thi so dau con lai bang 1/3 so dau trong thung thu hai .tiep tuc lay ra o thung thu hai 5 lit dau thi trong thung con lai 31 lit . tinh so dau chua trong moi thung .

co hai thung chua tong cong la 327lit dau neu lay 30 lit o thung thu nhat do sang thung thu 2 thi thung thu hai nhieu hon thung thu nhat 13 lit hoi luc dau moi thung co bao nhieu 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