Study the following pie chart carefully and answer the questions based on it.
The pie chart shows how the school fund is spent under different heads in a certain school. Using the pie chart answer the following question.
What percentage of the total expenses is spent on the library?
The correct option is D 16.6%
Percentage of total expense is spent on library
=angle made by library on pie charttotal angle(360∘)×100%
=60∘360∘×100%
=16.6%