co 4 thung chua dau thung 1 chua 32 ldau thung 2 chua 38 l dau thung 3 chua so dau bang trung binh cong so dau cua thung 1 va thung 2 thung thu 4 chua so dau it hon trung binh cong cua so dau ca 4 thung la 6 lit thuy thu 4 chua bao nhieu l dau
giai giup minh na
Co ba thung dung dau , thung thu nhat dung 10 lit, thung thu hai dung nhieu hon thung thu nhat 3 lit,thung thu ba dung bang so lit dau trung binh cong cua hai thung. Hoi ca ba thung dung bao nhieu lit dau ?
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 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 thu nhat chua 40 lit dau, neu lay 5 lit dau tu thung thu nhat sang thung thu hai thi so dau o hai thung bang nhau. hoi so dau o thung thu nhat chua bao nhieu lit dau
Hai thung dau chua tong cong 35,8 lit dau. Neu thung thu nhat chua duoc them 6,7 lit dau nua thi se chua gap 4 lan thung thu hai. Hoi thuc su moi thung chua duoc bao nhieu lit dau?
Hai thung dau chua tong cong 35,8 lit dau. Neu thung thu nhat chua them duoc 6,7 lit dau nua thi se chua gap 4 lan thung thu 2 .
Hoi thuc su moi thung chua bao nhieu lit dau
co 2 thung chua tong cong 327 lit dau neu lay 30 lit o thung thu nhat do sang thung thu 2 thi thung thu 2 nhieu hon thung nhu nhat 13 lit . hoi luc dau moi thung co bao nhieu lit dau
Hai thung chua tong cong 82 lit, biet rang neu bot o thung thu nhat di 8 lit thi thung thu nhat con nhieu hon thung thu hai 10 lit. Hoi moi thung luc dau co bao nhieu lit dau ?