WAEC Mathematics 2013 Question 36

Question 36

Data Presentation

The pie chart shows the distribution of 600 Mathematics textbooks for Arts, Business, Science and Technical classes. What percentage of the total number of textbooks belongs to science?

A.12½%
B.20⅚%
C.25%
D.41⅔%

Show the answer and explanation

Answer: A (12½%)

Explanation

Science has 45° of 360°: 45/360 × 100% = 12½%.