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 nguoi ban mot cai dong ho voi gia 460000dong ;tinh gia tien lai bang15% tien von.Hoi muon tien lai bang 30%tien von thi nguoi do phai ban cai dong ho do voi gia bao nhieu?
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 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 ban mot chiec quat voi gia 500000dong thi lai duoc 8%so voi gia ban mot chiec quat .hoi nguoi do muon lai 15% so voi 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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Ban mot cai may quat voi gia 336000 dong thi duoc lai 12% so voi tien von .Tinh tien von cua mot cai may quat
ban mot cai quat may voi gia 336000 dong thi duoc lai 12% so voi tien von tinh tien von cua 1 cai quat may