A table shows marks obtained by 4 students (A, B, C, D) in 3 subjects (Math, Science, English). Student A: Math 80, Science 75, English 90. Student B: Math 70, Science 85, English 80. Student C: Math 90, Science 70, English 75. Student D: Math 60, Science 80, English 65. What is the ratio of the total marks obtained by Student A to Student D?