FRANK Solutions for Class 9 Maths Chapter 23 - Graphical Representation of Statistical Data

After learning the basic concepts of Statistics, learn to represent data in graphical format using Frank Solutions for ICSE Class 9 Mathematics Chapter 23 Graphical representation of Statistical Data. Revise the solutions for this chapter to understand the given statistical data and construct a diagram to explain the data visually. The chapter covers construction of bar graphs, double bar graphs, histograms, and frequency polygons.

Use TopperLearning’s Frank textbook solutions to read data from graphs for answering questions. Go ahead and explore our ICSE Class 9 Maths Selina solutions for improving your Math skills. Besides, get conceptual clarity by reviewing the questions and answers in our e-learning portal’s ‘UnDoubt’ section.

Read  more
Page / Exercise

Chapter 23 - Graphical Representation of Statistical Data Exercise Ex. 23.1

Question 1

Harmeet earns Rs.50 000 per month. He a budget for his salary as per the following table:

Expenses

Accommodation

Food

Clothing

Travel

Miscellaneous

savings

Amount (Rs.)

12000

9000

2500

7500

4000

15000

 

Draw a bar graph for the above data.

Solution 1

The bar graph is as follows:

 

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Question 2

The birth rate thousand of the following states over a certain period is given below:

States

Punjab

Haryana

U.P.

Gujarat

Rajasthan

Jammu and kashmir

Birth Rate (per thousand )

22.9

21.8

19.5

21.1

23.9

18.3

 

Draw a bar graph for the above data.

Solution 2

The bar graph is as follows:

 

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Question 3

Fadil, a class IX student, scored market in different subjects (each out of total 100) during his annual examination as given below:

Subject

Maths

English

Science

Social studies

Hind

Physical education

Mark (out of 100)

75

80

77

78

67

89

 

Draw horizontal bar graph for the above data.

Solution 3

The horizontal bar graph is as follows:

 

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Question 4

The number of students in different sections of class IX of a certain school is given in the following table.

Section

IX-A

IX-B

IX-C

IX-D

IX-E

Number of students

48

40

50

45

38

 

Draw horizontal bar graph for the above data.

Solution 4

The horizontal bar graph is as follows:

 

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Question 5

The number of students (boys and girls) of class IX participating in different activities during their annual day function is given below:

Activities

Dance

Speech

Singing

Quiz

Drama

Anchoring

Boys

12

5

4

4

10

2

Girls

10

8

6

3

9

1

 

Draw a double bar graph for the above data.

Solution 5

The double bar graph is as follows:

 

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Question 6

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Solution 6

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Question 7

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Solution 7

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Question 8

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Solution 8

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Question 9

Draw a histogram for the following cumulative frequency table:

Marks

Less than 10

Less than 20

Less than 30

Less than 40

Less than 50

Less than 60

Number of student

7

18

30

45

55

60

 

Solution 9

 

Marks

0 - 10

10 - 20

20 - 30

30 - 40

40 - 50

50 - 60

Number of students

7

11

12

15

10

5

 

The histogram is as follows:

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Question 10

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Solution 10

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Question 11

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Solution 11

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Question 12

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Solution 12

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Question 13
Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Solution 13
Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Question 14

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Solution 14

14Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Question 15

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

Solution 15

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

 
 
Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data
Question 16

Read the following bar graph and answer the following questions:

Frank Solutions Icse Class 9 Mathematics Chapter - Graphical Representation Of Statistical Data

 

a. What information is given by the graph?

b. Which state is the largest producer of wheat?

c. Which state is the largest producer of sugar?

d. Which state has total production of wheat and sugar as its maximum?

e. Which state has the total production of wheat and sugar minimum?

Solution 16
  1. The information about Production of wheat and sugar (in million tons) in five different states (U.P., Bihar, W.B., M.P., Punjab) is given in the graph.

 

  1. Punjab is the largest producer of wheat.

 

  1. U.P. is the largest producer of sugar.

 

  1. U.P. has total production of wheat and sugar as its maximum.

 

  1. W.B. has the total production of wheat and sugar minimum.