The following pie-chart represents the marks scored by a student. If he scored 750 as total marks, then how many marks did he score in Hindi?
115
From the pie chart it is clear that, for Hindi 55 degrees of the pie chart is covered. Since 750 marks is equivalent to 360 degrees. Then, 55 degrees -> ? marks. Using this simple relation i.e. unitary method we get,
Marks in Hindi = 750×55360 = 115