hai thung dung 154 l dau , neu rot 15l tu thung thu nhat sang thung thu 2 thi so dau o thung thu hai bang 4/3 so dau o thung thu nhat . tim so dau o moi thung luc dau.

thung thu nhat co hon thung thu hai 54lit dau .khi them 9 lit dau vao thung thu nhat thi so lit dau o thung thu nhat bang 7/4 so dau othung thu hai .tim so dau luc dau o moi thung.

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

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.

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 

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?

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 thu nhat co so dau gap doi thung thu 2 . neu lay di 25 lit o thung thu nhat va 6 lit dau o thung thu 2 thi thung thu nhat hon thung thu 2 la 57 lit . hoi luc dau moi thung co ... lit

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