NCERT Solutions For Class 6 Maths Chapter 9 Data Handling Exercise 9.4 - GMS - Learning Simply
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NCERT Solutions For Class 6 Maths Chapter 9 Data Handling Exercise 9.4

NCERT Solutions For Class 6 Maths Chapter 9 Data Handling Exercise 9.4
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NCERT Solutions For Class 6 Maths Chapter 9 Data Handling Exercise 9.4


Download The PDF File Of NCERT Solutions for Class 6 Maths Chapter 9: Data Handling Exercise 9.4

Access NCERT Solutions for Class 6 Maths Chapter 9: Data Handling Exercise 9.4

1. A survey of 120 school students was done to find which activity they prefer to do in their free time.

Preferred activityNumber of Students
Playing45
Reading story books30
Watching T.V20
Listening to music10
Painting15

 

Draw a bar graph to illustrate the above data taking scale of 1 unit length = 5 students. Which activity is preferred by most of the students other than playing?

Solutions:

By taking a scale of 1 unit length = 5 students, bar graph is shown below considering the above data

NCERT Solutions for Class 6 Maths Chapter 9 Exercise 9.4 - 1

Reading story books is the activity preferred by most of the students other than playing

2. The number of Mathematics books sold by a shopkeeper on six consecutive days is shown below:

DaysSundayMondayTuesdayWednesdayThursdayFriday
Number of books sold654030502070

Draw a bar graph to represent the above information choosing the scale of your choice.

Solutions:

By taking a scale of 1 unit length = 10 books we may draw a bar graph of above data as follows

NCERT Solutions for Class 6 Maths Chapter 9 Exercise 9.4 - 2

3. Following table shows the number of bicycles manufactured in a factory during the years 1998 to 2002. Illustrate this data using a bar graph. Choose a scale of your choice

YearNumber of bicycles manufactured
1998800
1999600
2000900
20011100
20021200

(a) In which year were the maximum number of bicycles manufactured?

(b) In which year were the minimum number of bicycles manufactured?

Solutions:

By taking a scale of 1 unit length = 100 bicycles we may draw a bar graph of above data as follows

NCERT Solutions for Class 6 Maths Chapter 9 Exercise 9.4 - 3

(a) In the year 2002, maximum number of bicycles were manufactured i.e 1200 bicycles

(b) In the year 1999, minimum number of bicycles were manufactured i.e 600 bicycles

4. Number of persons in various age groups in a town is given in the following table.

Age group

(in years)

1-1415-2930-4445-5960-7475 and above
Number of persons2 lakhs1 lakh 60 thousands1 lakh 20 thousands1 lakh 20 thousands80 thousands40 thousands

Draw a bar graph to represent the above information and answer the following questions. (take 1 unit length = 20 thousands)

(a) Which two age groups have same population?

(b) All persons in the age group of 60 and above are called senior citizens. How many senior citizens are there in the town?

Solutions:

By taking a scale of 1 unit length = 20 thousands we may draw a bar graph of above data as follows

NCERT Solutions for Class 6 Maths Chapter 9 Exercise 9.4 - 4

(a) The two age groups which have same population are 30-44 and 45-59

(b) Senior citizens are the persons between the age group either from 60-74 or from 75 above. Therefore

Number of senior citizens in the town = 80000 + 40000

= 1 lakh 20 thousand

Hence, the number of senior citizens in the town are 1 lakh 20 thousand



Access Other Exercises of NCERT Class 6 Maths Chapter 9 – Data Handling

Exercise 9.1 Solutions

Exercise 9.2 Solutions

Exercise 9.3 Solutions




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At the helm of GMS Learning is Principal Balkishan Agrawal, a dedicated and experienced educationist. Under his able guidance, our school has flourished academically and has achieved remarkable milestones in various fields. Principal Agrawal’s visio…

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