Trong mot cuoc thi "Hanh trinh van hoa" ,moi nguoi tham du cuoc thi duoc tang truoc 500 diem. Sau do , moi cau tra loi dung nguoi do duoc 500 diem,moi cau tra loi sai nguoi do duoc -200 diem.Sau 8 cau hoi, ban An tra loi dung 5 cau va sai 3 cau,ban Bao tra loi dung 3 cau va sai 5 cau,ban Dung tra loi dung 6 cau va sai 2 cau.Em hay tinh so diem cua moi ban sau cuoc thi nay.
