A student has to secure 40% marks to pass. He gets 40 marks and fails by 40 marks. The maximum marks is.A300B250C200D150Answer: C. 200Read Explanation:pass mark of the student = 40 + 40 = 80 pass % = 40% Let x be the maximum marks x * 40/100 = 80 4x/10 = 80; 4x = 80 x 10 x = 80 x 10/4 = 200Open explanation in App