1.2 cái
1 cái cuối cùng 1 đứa cắm 1 méng
mỗi cháu 1 cái , 1 cái còn lại cho bà
an co 56 cai keo chia het cho tung va lam .moi lan an chia cho tung 3 cai keo lai chia cho lam 4 cai keo .hoi tung va lam moi ban duoc chia bao nhieu cai keo?
Chi co 9 phong keo cao su , biet moi phong co 5 cai keo . Chi cho e 8 cai . Hoi chi con lai bao nhieu cai keo ?
Co 6 goi keo, so keo trong moi goi nhu nhau.Ban Mai lay ra o moi goi 10 cai keo thi thay so keocon laio 6 goi bang dung so keo o bon goi nguyen. Hoi moi goi co bao nhieu cai ke
co 10 cai keo,nguoi ta lay ra o moi goi 8cai keo thi thay rang so keo con laidung bang so keo cua 8 goi nguyen.hoi moi goi nguyen co bao nhieu cai keo
Ban Tam duoc 1/3 tui keo nho,ban Thang duoc 1/5 goi keo to,nhu vay hai ban co so keo bang nhau,biet so keo o tui to nhieu hon so keo o tui nho la 20 cai keo.Hoi moi goi keo co bao nhieu cai?
Chi co 9 phong keo cao su , biet moi hong co 5 cai keo . Chi cho e 8 cai . Hoi chi con lai bao ngieu cai keo
ha co 45 cai keo cao su,ha cho lan 6 cai keo,cho minh 12cai keo.hoi con lai bao nhieu cai keo?
bo co 5 cai keo con co 8 cai keo me co 6 cai keo biet tong so keo cua ca gia dinh bang 1/3 so keo cua nguoi ban keo va nguoi ban keo co so keo bang 2/3 so keo cua nguoi ban keo truoc hoi nguoi ban keo truoc co bao nhieu cai keo
coba goi keo moi goi co 45cai keo hoi nam goi keo co bao nhieu cai keo
