mot cua hang ban thit va ca duoc 7 800 000 dong neu tien ban duoc tang them 400 000 dong thi tien lai se la 1 700 000 dong hoi tien lai that su bang bao nhieu phan tram tien von
mot cua hang ban ca va thit duoc 7800000 dong . neu tien ban duoc tang them 400000 dong thi tien lai se la 1700000 dong . hoi tien lai that su la bang bn phan tram tien von
mot cua hang ban thit duoc 7800000dong neu ban duoc tang them 400000 dong nua thi tien lai se la 1700000dong hoi tien that su bang bao nhieu phan tram tien von
mot cua hang tap hoa ca ngay ban duoc 7800000dong .neu tien ban tang them 400000 dong thi tien lai se la 1640000dong hoi tien lai thuc su la bao nhieu?
1 trong 3 ngay mot cua hang ban duoc 2400kg duong. Ngay thu nhat ban duoc 35% so duong do, ngay thu 2 ban 40% so duong ban dau. hoi ngay thu 3 ban duoc bao nhieu kg duong?
2 mot cua hang ban hoa qua thu duoc 1 800 000 dong. Tinh ra so tien lai bang 20% tien von. hoi tien von de mua so hoa qua do la bao nhieu dong?
1 cua hang ban hoa qua thu duoc 1 800 000 dong . tinh ra so tien lai bang 20 % so tien mua . hoi so tien von de mua so hoa qua do la bao nhieu dong ?
cua hang ban mot bo may tinh voi gia 6 750 000 dong . tien von de mua may tinh do la 6 000 0000. hoi khi ban mot may tinh , cua hang duoc lai bao nhieu phan tram
mot cua hang ban hoa qua (trai cay) thu duoc 1 800 000 dong tinh ra so tien lai bang 20% so tien mua hoi tien vn mua so hoa qua do la bao nhieu dong
Mot nguoi bo ra 100 000 dong mua rau de ban. Sau khi ban het so rau, nguoi do thu duoc 200 000 dong. Hoi tong so tien sau khi ban rau bang bao nhieu phan tram so voi so tien von ban dau? Nguoi do lai bao nhieu phan tram?