Directions : The pie chart given below shows the marks obtained by a student in an examination. If the total marks obtained by him in the examination were 540, answer the questions given below based on this pie charts.
Question 1: In which subject did the student obtain 105 marks?
(b) Social Studies
Question 2: What is the central angle corresponding to Science?
Question 3: How many more marks were obtained by the student in maths than those in Hindi?
Question 4: How many marks were obtained by the student in Science?