thùng 1 : 60kg
thùng 2 : 30 kg
TICK CHO MIIK NHA!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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co 2 thung dung gao , thung thu 1 dung nhieu hon thung thu 2 30 kg gao . neu do them vao moi thung 15 kg gao nua thi tong so gao cua ca 2 thung la 120 kg . hoi luc dau moi thung dung bao nhieu kg gao ?
co hai thung dung gao biet rang thung thu nhat nang hon thung thu hai30kg neu do them vao moi thung 15kg nua thi ca hai thung la 120kg hoi luc dau moi thung dung duoc bao nieu kg
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?
co 3 thung gao . lay 1/3 so gao thung 1 sang thung thu 2 . lay 1/4 so gao thung thu 2 sang thung thu 3 . lay 1/10 so gao thung thu 3 sang thung thu 1 thi so gao cua moi thung la 18kg . tim so gao ban dau cua moi thung
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
Mot thung dung 26,75 kg gao.Nguoi ta lay tu thung do ra 10,5 kg gao, sau do lai lay ra 9 kg gao nua .Hoi trong thung con bao nhieu kg gao
co hai thung chua tong cong la 327lit dau neu lay 30 lit o thung thu nhat do sang thung thu 2 thi thung thu hai nhieu hon thung thu nhat 13 lit hoi luc dau moi thung co bao nhieu lit
co 2 thung dau , thung thu nhat hon thung thu hai la 6 l dau , biet rang 1/6 so l dau cua thung thu nhat thi bang 1/4 so dau cua thung thu hai . hoi moi thung co bao nhieu l dau