The given pie-diagram shows the expenditure incurred on the preparation of a book by a publisher, under various heads. Study the pie-diagram and answer the question that follows.

Various Expenditures (in percentage) incurred in Publishing a Book What is the angle of the pie diagram showing the expenditure incurred on paying royalty?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 54°.
Expenditure on royalty = 15%
Angle for a section of the pie diagram = (Percentage/100) × 360
The required angle for royalty = (15/100) × 360
⇒ 0.15 × 360
⇒ 54°