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 bon thung dau chua thung thu nhat chua 32 lit dau thung thu hai chua 38 lit dau thung ba chua bang trung binh cong cua thung thu nhat va thu hai thung thu tu chua it hon trung binh cong cua ca bon thung la 6lit hoi thung thu bon chua bao nhieu lit dau

Co 2 thung dau . thung thu nhat co 120 l .Biet 1/3 so lit dau thung thu hai nhieu hon 1/4 so lit dau thung thu nhat la 14l .Hoi ca 2 thung co bao nhieu lit dau
 

co 3 thung dau, thung thu nhat co 256 lit , biet 1 phần 4 số dau thung thu nhat it hon 1 phan 3 so dau thung thu hai la 14 lit nhung nhieu hon 1 phan 5 so dau thung thu 3 la 22 lit , hoi ca ba thung co 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?

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 3 thung đưng dầu. Thung thu nhat co 10,5 (l); thung thu hai co nhieu hon thung thu nhat 31 % so lit dau . Thung thu ba bang trung binh cong cua so lit dâu trong hai thung đầu . Hoi ca ba thung co bao nhieu lit dâu?

co 3 thung dau,thung thu nhat co 28,6 lit dau,thung thu 2 co nhieu hon thung thu nhat 12,3 lit dau nhung it hon thung thu ba 3,5 lit.Hoi 3 thung co tat ca bao nhieu lit dau

Có 3 thùng đựng dầu thùng 1 co 10,5 thùng 2 có > thùng 1 3lits so lit dau o thung 3 = trung binh cong cua so lit dau trong 2 thung dau hoi ca 3 thung co bao nhieu lit dau