Thung mot co 52 l dau, thung thu hai so 56 l dau. Nguoi ta do so dau tu thung thu moi sang thung hai thi luc do luong dau o thung moi bang\(\frac{4}{5}\)luong daiu o thung thu hai. Hoi nguoi ta da do bao nhieu l du tu thung moi sang thung hai

 Thung thu nhat co 52 l dau, thung thu hai co 56 l dau. Nguoi ta do so dau thung thu nhat sang thung thu hai thi luc do luong dau o thung thu nhat bang \(\frac{4}{5}\)luong dau o thung thu hai. Hoi nguoi ta da do bao nhieu l dau tu thung thu nhat sang tu thung thu nhat sang thung thu hai

chi lan do vao 1 cai thung hinh lap phuong co chu vi day 24 dm 1 luong dau len den 3/4 chieu cao.1 lit dau nang 0,9kg.tim khoi luong dau chi do vao thung

Mot thung dau can nang 15kg. Sau khi dung 1/2 luong dau trong thung thi thung dau con lai can nang 8kg. Hoi thung khong co dau can nang may ki-lo-gam ?

hai thung dau co 31 lit dau  neu chuyen 7 lit dau tu thung 1 sang thung 2 thi luong dau con lai o thung 2 it hon 5lit hoi luc dau thung 1 co bao nhieu

Co 2 thung dau,thung to chua 144 lit dau .thung nho chua dc 70 lit .Ca 2 thung dung nuoc nhung chua day.Neu do nuoc tu thung nho sang day thung to thi thung nho con 1 lit .Neu do tu thung to sang thung nho cho day thi nuoc trong thung con lai =75/100 luong nuoc luc dau .Hoi luc dau moi thung co b/n lit nuoc ?

giup mk voi ,giai ra nha 

co 80 lit dau chua thong 2 thung . sau khi do 5 lit dau tu thung thung thu nhat sang thung thu hai thi luong dau o thung thu hai gap ruoi thung thu nhat . hoi luc dau moi thung chua 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?

Hai thung dau co 31 lit dau.Neu chuyen tu thung1 sang thung 2 thi l;uong dau con lai o thung 1 it hon luong dau hien co o thung 2 la 5 lit dau.Hoi luc dau thung 1 co bao nhien lit dau?