Các câu hỏi tương tự
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 ?
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 1 cai can 10 lit va 1 can 20 lit trong moi can dung 1 luong dau khong ro la bao nhieu .neu do dau tu can lon sang can be cho day thi so dau con lai trong can lon =6/7 luong dau luc dau neu do tu can nho sang can lon cho day thi can nho con lai 2 lit .hoi luc dau moi can bao nhieu lit
hai thung dung tat ca 60 l dau neu do 8 lit dau tu thung mot sang thung hai thi so dau thung hai gap doi so dau o thung mot hoi luc dau moi thung chua bao nhieu lit dau
1) 2 thung co tat ca 120 lit dau . Do tu Thung thu nhat sang thung thu hai so lit dau bang so dau o thung thu hai . Sau do do tu thung thu hai sang thung thu nhat so lit dau bang so lit dau dang co o thung thu nhat thi so dau o 2 thung bang nhau . Hoi luc dau 2 thung chua bao nhieu lit dau ?2) 7 nam ve truoc tong so tuoi cua 3 me con la 48 tuoi . 6 nam sau tuoi cua me hon tuoi con nho 30 tuoi va hon con lon 24 tuoi . Tinh tuoi cua me hien nay ? Cac ban giai chi tiet cho minh nhe !
Đọc tiếp
1) 2 thung co tat ca 120 lit dau . Do tu Thung thu nhat sang thung thu hai so lit dau bang so dau o thung thu hai . Sau do do tu thung thu hai sang thung thu nhat so lit dau bang so lit dau dang co o thung thu nhat thi so dau o 2 thung bang nhau . Hoi luc dau 2 thung chua bao nhieu lit dau ?
2) 7 nam ve truoc tong so tuoi cua 3 me con la 48 tuoi . 6 nam sau tuoi cua me hon tuoi con nho 30 tuoi va hon con lon 24 tuoi . Tinh tuoi cua me hien nay ?
Cac ban giai chi tiet cho minh nhe !
co ba thung dau a,b,c tong so dau la 720l neu chuyen a sang b 15l thi so dau cua a la 1/2 so dau thung b luc do tinh so dau moi loai luc dau bietso dau thung c luc dau kem so dau thung a,b la 360l
Ba thung co tat ca 180 lit dau . Neu do 1/5 so dau cua thung A sang thung B , roi do 1/10 so dau co tat ca o thung B sang thung A thi so so dau cua thung A se bang so dau o thung B
Hoi moi thung co bn lit dau , biet so dau o thung C bang 40% tong so dau ca 3 thung
( CAa loi giai nhe ) Nhanh minh tick cho
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?
hai thung dung dau. thung thu nhat co so dau bang 5/7 so dau thung thu hai, neu chuyen 8 lit tu thung thu hai sang thung thu nhat thi so dau hai thung bang nhau. hoi moi thung chua bao nhieu lit dau