Ong chia keo cho cac chau ,neu chia moi chau 3 cai thi thua 5 cai ,neu chia moi chau 5 cai thi thieu 12 cai . Hoi co bao nhieu cai keo ? b/nhieu chau duoc chia keo?

co giao chia keo cho cac chau . Neu chia moi chau 3 cai thi thua 5 cai . Neu chia moi chau 4 cai thi 3chau khong duoc chia .Hoi co giao co may cai keo

co co 1 so keo neu chia 3 chau thi thua 5 cai neu chia 4 chau thieu 12 cai hoi co co bao nhieu cai

Nguoi ta chia keo vao cac tui.Neu moi tui 48 cai keo thi thieu 62 cai.Neu moi tui 56 cai keo thi thieu 14 cai.Tinh so tui,cai keo du chia cho cac tui?

ba co bao nhieu chau. biet rang moi chau 5 cai banh thi thieu 3 cai . neu moi chau 4 cai thi thua 2 cai

1 lop mau giao ngay dau xuan co giao chia 265 cai keo cho tat cac chau . Moi chau trai duoc 7 cai keo .Moi chau gai duoc 8 cai keo . Biet rang so trai gap doi so gap . Hoi co ...trai ....gai 

ban huy co 123 cai keo . neu ban ay chia moi nguoi 10 cai thi thua 3 cai . neu chia moi ban 9 cai thi thua 6 cai . hoi co bao nhieu ban duoc chia keo ? 

nga mang den lop mot so keo chia cho cac ban trong nhom cua minh. neu nga chia moi ban 5 cai keo thi ban cuoi cung se duoc 3 cai. neu nga chia cho moi ban 4cai keo thi thua 2 cai hoi nhom cu anga co may ban

De 1: Co bao nhieu cach chia 20 cai keo cho 10 dua tre sao cho moi dua tre duoc it nhat 1 cai keo ( cac cai keo giong het nhau)

De 2: co bao nhieu cach lay tu tui keo co 20 cai dem chia cho 10 dua tre sao cho moi dua duoc it nhat 1 cai ( cac cai keo giong het nhau)