The following pie-chart represents the marks scored by a student. If he obtained 540 as total marks, then the difference in the marks obtained in Maths and English is _______.
15
Observation=central angle×total frequency360
Score in Maths=90×540360=135
Score in English=80×540360=120
∴ Difference in the marks obtained in English and Maths is thus given by,
∴Required difference=135−120=15.