Mot cua hang co ba thung A, B, c dung dau . Trong do thung A dung day con thung B vat hung c dang la thung khong . neu do dau o thung A vao day thung b thi thung Acon 2/5 thung . . neu do dau o thung A vao day thung c thi thung Acon 5 /9 thung. Muon do dau o thung A vao day ca thung B vat hung C thi phai the 4 lit nua . Hay cho biet thung A chua dc bao nheu lit dau ?

thung 1 gap 2 lan thung 2 lay 25l thung 1 6l thung 2 thi thung 1 hon thung 2 57l tim 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.

co 3 thung dau dung 123l neu do tu thung thu nhat 5l sang thung thu hai thung thu thu do 7 l sang thung thu 3 thungthu 3do 9l sang thung thu nhat thi so dau thung thu nhat se it hon thung thu hai 4l va bang2/3 thung thu ba

co 2 thung dau neu chuyen 21 l dau tu thung 1 sang thung 2 thi 2 thung co so l dau = nhau con neu chuyen 2 l tu thung 2 sang thung 1 thi so dau o thung 2 = 1/3 so dau thung 1 hoi moi thung co bao nhieu l dau

co 2 thung so gao thung a bang 3/2 thung b nguoi ta chuyen vao kho 30 kg dau thung a sang thung b thi khi do so gao thung b bang 5/6 so gao thung a hoi luc dau moi thung co ? kg gao

co 2 thung so gao thung a bang 3/2 thung b nguoi ta chuyen vao kho 30 kg dau thung a sang thung b thi khi do so gao thung b bang 5/6 so gao thung a hoi luc dau moi thung co ? kg gao

co 2 thung so gao thung a bang 3/2 thung b nguoi ta chuyen vao kho 30 kg dau thung a sang thung b thi khi do so gao thung b bang 5/6 so gao thung a hoi luc dau moi thung co ? kg gao

co3 thung thung A thungB thung C dung tat ca 450 kg gao biet 2/5 so gao o thung B bang3/7 so gao o thung C neu lay o thung a ra 30 kg gao thi so gao con lai o thung A it hon tong so gao co o thung B thung C la 160kg hoi moi thung co bao nhieu kg gao?