Question:
Comparison of parts of a whole may be done by a
(a) bar graph
(b) pie chart
(c) linear graph
(c) line graph
Solution:
(b) There are various ways to represent and compare the data. One of them is pie chart.
Pie chart is a pictorial representation of the data in which the whole is represented by a circle and the parts, by non-intersecting adjacent sectors.
Hence, comparison of parts of a whole may be done by a pie chart.