Mot nguoi ban mot chiec quat dien gia 480000 dong . Biet tien lai chiem 20% tien von .Tinh tien von cua chiec quat do ?
Mot cai quat dien duoc ban voi gia 690 000 dong . Tinh tien von chiec quat do , biet tien lai = 15% tien von .
mot nguoi ban mot chiec quat dien voi gia 200000 dong thi duoc lai 5%gia ban mot chiec.Hoi nguoi do muon lai 10% gia von thi nguoi do phai ban chiec quat gia bao nhieu tien ?
Mot nguoi ban 1 chiec quat duoc lai 276 000 đ , bang 12 phan trámo tien von bo ra. Tinh gia tien ban chiec qhuat do .
mot nguoi ban mot chiec quat dien voi gia 200000 dong thi duoc lai 5% gia ban mot chiec . hoi nguoi do muon lai 10% gia von thi nguoi do phai ban chiec quat do voi gia bao nhieu
Mot nguoi mua vao voi gia 200000d mot chiec quat dien.Hoi nguoi do phai ban ra voi gia la bao nhieu de duoc lai 20% tien von ?
mot nguoi ban chiec quat voi gia 300000 dong thi duoc lai 10% trong gia ban.hoi de lai 15% gia goc thi phai ban chiec quat voi gia bao nhieu tien?
cac ban giai gup minh nhanh len nhe
minh dang gap lam!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Mot nguoi ban 198000dong mot hiec quat thi lai 10 phan tram tien von 1 chiec hoi de lai 10 phan tram gia ban thi phai ban bao nhieu tien 1 chiec quat
mot cua hang dinh gia ban mot chiec dien thoai di dong ;la 2800000 dong , nhu vay cua hang da lai 12% tien von chiec dien thoai do . tinh tien von cua chiec dien thoai do