haii thung dau dung tat ca 145,5 l dau. sau khi do 12,5 l dau tu thung 1 sang thung thu 2 thi so dau thung thu nhat 2/3 so dau o thung thu 2. hoi luc dau moi thung co bao nhieu l dau /

3 thung dau chua tong cong 90 l dau biet rang neu rot ra 1/5 so dau o thung thu 1 rot1/3 o thung thu2 va 3/7 o thung thu 3 thi so dau o 3 thung bang nhau hoi moi thung co bao nhieu l dau

Co 3 thung dau, biet so dau o thung thu nhat bang 2/3 so dau o thung thu 3, so dau o thung thu 2 bang 3/4 so dau o thung thu nhat, thung thu 3 nhieu hon thung thu hai 45 lits dau. Hoi moi thung co bao nhieu lit dau?

HAi thung dau dung tat ca 145,5l dau. sau khi do 12,5 tu thung 1 sang thung 2thi so dau thung thu nhat bang 2/3 so dau o thung thu 2. hoi luc dau moi thung co bao nhieu l dau ?

co hai thung dau , thung 1 dung duoc bang 3/4 thung thu hai , biet neu chuyen tu thung hai sang thung thu nhat 25l dau thi so dau o hai thung bang nhau . Hoi luc dau moi thung co bao nhieu l dau ?[giup minh voi]

luc dau thung thu nhat co nhieu hon thung thu hai la 5l dau. Nguoi ta da ban di 10l dau o thung thu hai va 5l dau o thung thu nhat. Luc nay so l dau o thung thu hai bang 3/5 so l dau o thung thu nhat. Vay luc dau cua moi thung la 

hai thung chua 86 l dau neu do 9 l dau tu thung thu 1 sang thung thu 2 thi so dau o thung thu 2nhieu hon so dau con lai o thung thu 1 la 14l hoi lucs dau moi thung chua bao nhieu l dau

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.

hai thung dung 356l dau .neu rot them vao thung thu nhat 40l dau va giu nguyen so dau o thung thu hai thi thung thu hai kem thung thu nhat 24 l dau hoi luc dau  moi thung co bao nhieu l dau