The total marks of science and music are 70+80 = <<70+80=150>>150
When you add the marks she scored in social studies, the full marks become 150+85 = <<150+85=235>>235.
She scored half as many marks in physics as she scored music, totaling 1/2*80 = 40 marks.
When you add the marks she scored in physics to the total marks of the other subjects, the full marks become 235+40 = <<235+40=275>>275
#### 275