Tinh ti so phan tram cua hai so 37 va 42.
Mot to san xuat lam duoc 1200 san pham ,trong do co anh ba lam duoc 126 san pham .Hoi anh ba lam duoc bao nhieu phan tram so san pham cua to ?
mot to san xuat duoc 1200 san pham,trong do anh ba lam duoc 126 san pham.Hoi anh ba lam duoc bao nhieu phan tram so san pham cua to?
Mot cua hang ban mot san pham voi gia 60000 dong , biet cua hang ban duoc lai 20 phan tram tien von moi san pham do. Hoi cua hang do duoc lai mot san pham bao nhieu tien ?
Mot to san xuất lam đuợc 1200 san pham ,trong do anh ba lam đuợc 126 san pham . Hoi anh ba lam được bao nhieu phan tram so san pham cua to
mot cua hang ban mot san pham duoc lai 37,5% gia ban. Hoi cua hang do ban duoc lai bao nhieu phan tram so voi tien von?
nho kem loi giai giup nhe
Mot cua hang ban mot san pham voi gia 36000 dong.Cua hang ban ra duoc lai 20% tien von san pham. Hoi cua hang do ban duoc lai mot san pham bao nhieu tien?
Mot cua hang ban 1 san pham gia 6000dong . Biet lai bang 20% tien von moi san pham do. Hoi cua hang do ban duoc lai 1 san pham bao nhieu tien................
2 nguoi lam duoc 1200 san pham trong do nguoi thu nhat lam duoc 546 san pham hoi so san pham cua nguoi do chiem bao nhieu phan tram tong so san pham cua 2 nguoi
Mot cua hang mua vao mot san pham gia 40000 dong , cua hang ban ra duoc lai 20 phan tram gia ban san pham do. Hoi cua hang duoc lai bao nhieu khi ban san pham do ?