thùng A :70 l dầu
thung B :155 l dầu
thung C :75 l dầu
Đúng 0
Bình luận (0)
Các câu hỏi tương tự
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 60 lit dau dung trong 2 thung . neu do 2 lit tu thung a sang thung b thi luc do so dau o thung a se bang 2/3 so dau o thung b . hoi luc dau moi thung co bao nhieu lit dau ?
3 thung dau co 84 lit son dau o thung 1 bang 3/5 so dau thung 2 so dau thung 3 bang 3/4 tong so dau thung 1 va 2 hoi moi thung
co 2 thung dau.Sau khi ban 2/5so dau thung thu nhat va 4/9 so dau thung thu hai thi tong so dau hai thung con lai la 120l, trong do so dau con lai o thng thu nhat =3/5so dau con lai o thung thu hai.Hoi luc dau moi thung co bao nhieu lit 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]
hai thung dung365 l dau neu rot them vao thung thu nhat 40 l dau va giu nguyen so dau o thung thu hai thi thi thung thu hai kem thung thu nhat 24l dau hoi luc dau moi thung co bao nhieu l 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
co 2 thung dau.sau khi ban thung A 2/5 so dau va 2/9 so dau cua thung B .so dau con lai o thung A = 3/7 so dau o thung B va thung A
it hon thung B 60L.tinh so dau luc dau cua 2 thung
chi can dap an
Hai thung co chua 730 l dau . Sau khi ban 30/ o thung thu nhat thi ti so dau cua thung thu nhat va thung thu hai la 3/7 . Tinh so dau o moi thung luc dau