# Comparison of parts of a whole may be done by a

(a) bar graph

(b) pie chart

(c) linear graph

(d) line graph

**Solution:**

The correct answer is option (b) i.e. pie chart.

A __pie chart__ represents the various components of the data as shown below:

In a class of 40 students 15 students cycle from home to school everyday, 15 students use the school bus, 5 students come by their own car and rest 5 walk to the school Such data can be represented by a pie chart as as shown below:

The pie chart above shows the components of the data in nminal and percentage form. For example, five students who cycle to school represent 13% of the total number of students. Similarly 37% of the students use the school bus. All the percentages add up to 100%

**✦ Try This: **The pictorial representation of data in which bars of equal widths are used is called ______________.

In Bar Chart representation of data bars of equal width are used to present the data as depicted with an example below:

A family with a monthly income of rs. 20,000 had planned the following expenditures per month under the various heads.

The pictorial representation of data in which bars of equal widths are used is called__ Bar Chart.__

**☛ Also Check:** NCERT Solutions for Class 8 Maths Chapter 15

**NCERT Exemplar Class 8 Maths Chapter 12 Problem 1**

## Comparison of parts of a whole may be done by a (a) bar graph, (b) pie chart, (c) linear graph, (d) line graph

**Summary:**

Comparison of parts of a whole may be done by a __pie chart__.

**☛ Related Questions:**

visual curriculum