co 1lit dau .Lan dau dung 4/10 lit , lan sau dung 5/10 lit .Hoi con lai bao nhieu lit dau ?

me mua 1 chai dau , bua trua dung 1/ 12 lit dau bua toi dung 1/ 8 lit dau thi trong chai con lai 13/ 24 lit dau Hoi chai dau me mua co bao nhieu lit ?

Me mua mot chai dau. Bua trua dung 1/12 lit dau,bua toi dung 1/8 lit dau thi trong chai con lai 13/24 lit dau. Hoi chai dau me mua co bao nhieu lit?

Me mua 1 chai dau . Bua trua dung 1/2 lit , bua toi dung 1/8 lit thi trong trai con lai 13/24 lit dau .Hoi chai dau me mua co bao nhieu lit?

co 49 lit dau duoc dung trong 7 thung trong do co mot can to hon dung 13 lit .cac hung con lai chua so dau bang nhau.hoi moi thung con lai chua bao nhieu lit dau?

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

mot cua hang co 3 thung dau thung thu nhat dung 19,7 lit dau thung thu hai dung 23, 2 lit dau cua hang da ban di 16,5 lit dau và con lai 42,6 hoi thung 3 co bao nhieu lit 

Co hai cai can , 1 cai loai 20 lit , 1cai loai 10 lit trong mi can dung 1 luong dau .Neu do tu can 20 lit sang can 10 lit cho day , thi can 20 lit chi het 1/8 so dau luc dau dung trong can 20 lit . Neu do dau tu can 10lit sang can 20lit cho day thi trong can nho con lai 4lit dau . Hoi luc dau moi can dung bao nhieu lit?

xin loi vi ko the danh dau thanh

trong thung co 36l dau. sau khi su dung, so  dau con lai trong bang 1₃  so dau da co. Hoi trong   thung conn lai bao nhieu lit dau?