Giang va Mai gap duoc tat ca 68 chiec thuyen. Neu Giang gap them 14 chiec nua thi so thuyen se bang nhau. Hoi moi ban gap duoc bao nhieu chiec thuyen?

Lan co mot so banh duoc xep vao cac hop. Neu xep moi hop 5 cai thi thua 2 cai. Neu xep moi hop 7 cai thi cung thua 2 cai nhung con 2 hop khong  co chiec nao. Hoi Lan co bao nhieu chiec banh?

tìm 2 so co ba chu so hang tram la 2 va tong 2 so bang 526.Biet rang neu xoa chu so hang tram o moi so thi ta duoc 1 so gap 2 lan so con lai.Vay so lon la bao nhieu so be la bao nhieu ?

neu gap moi so len 2 lan thi duoc tong cua 2 so moi 68 .hoi tong 2 so luc dau la bao nhieu?

Cho hai so co hieu la 105 neu lay so lon chia so be thi duoc thuong la 7 du 3 tim hai so do 

Cho hai so hon kem nhau 72 neu giu nguyen so lon va gap 3 lan so be thi duoc hai so moi hon kem nhau 38.Tìm hai số đã cho

Tich cua hai so la 2005 .Neu mot so gap 2 lan va so kia gap len 5 lan thi duoc tich moi la bao nhieu?

co giao mua 16 chiec but chi moi chiec gia 3000dong neu co giao lay so tien do mua but may thi duoc 6 chiec hoi moi chiec but may gia bao nhieu tien

1 cua hang ban gao duoc lai 25% gia mua . hoi cua hang duoc lai ...% gia ban

gia cua 1 chiec dien thoai sau khi ha gia ban 2 lan ,moi lan 10% so voi gia ban lan truoc la 9.720.000 dong . hoi gia ban ban dau cua chiec dien thoai do la bao nhieu

so lon gap 352 lan so be neu gap so be len 2 lan thi thuong cua phep chia so lon cho so be se la bao nhieu ?

GIAI CO LOI GIAI RO RANG NHE VA GIAI DUNG MA NHANH THI DUOC LIKE DO NGHE