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?
(a) Maths
(b) Social Studies
(c) Science
(d) Hindi

Question 2: What is the central angle corresponding to Science?
(a) 40°
(b) 80°
(c) 75°
(d) 60°

Question 3: How many more marks were obtained by the student in maths than those in Hindi?
(a) 30
(b) 20
(c) 10
(d) 40

Question 4: How many marks were obtained by the student in Science?
(a) 130
(b) 120
(c) 125
(d) 140