RD Sharma Class 8 Solutions Chapter 25 Data Handling (Pictorial Representation of Data as Pie Charts or Circle Graphs) Ex 25.1



In this chapter, we provide RD Sharma Class 8 Solutions Chapter 25 Data Handling Ex 25.1 for English medium students, Which will very helpful for every student in their exams. Students can download the latest RD Sharma Class 8 Solutions Chapter 25 Data Handling Ex 25.1 pdf, free RD Sharma Class 8 Solutions Chapter 25 Data Handling Ex 25.1 book pdf download. Now you will get step by step solution to each question.

TextbookNCERT
ClassClass 8
SubjectMaths
ChapterChapter 23
Chapter NameData Handling
ExerciseEx 23.1

RD Sharma Class 8 Solutions Chapter 25 Data Handling Ex 25.1 Download PDF

Question 1.
The number of hours, spent by a school boy on different activities in a working day, is given below:
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.1 1
Present the information in the form of a pie-chart .
Solution:
Total = 24
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.1 2
Now we draw a circle and divide it in the sectors having above central angles as shown in the figure.

Question 2.
Employees of a company have been categorized according to their religions as given below:
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.1 3
Draw a pie-chart to represent the above information.
Solution:
Total =1080
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.1 4
Now draw a circle and divided it into sectors having the above central angles as shown in the figure.

Question 3.
In one day the sales (in rupees) of different items of a baker’s shop are given below :
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.1 5
Draw pie-chart representing the above sales.
Solution:
Total = 480
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.1 6
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.1 7
Now draw a circle and divide it into sectors having the above central angles as shown in the figure.

Question 4.
The following data shows the expenditure of a person on different items during a month. Represent the data by a pie-chart.
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.8
Solution:
Total = 10800
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.9
Now we draw a circle and divide it into sector having the above central angles as shown in figure.

Question 5.
The percentages of various categories of workers in a state are given in the following table:
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.10
Present the information in the form of a pie-chart.
Solution:
Total = 100
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Now, we draw a circle and divide it into sectors having the above central angles as shown in the figure.

Question 6.
The following table shows the expenditure incurred by a publisher in publishing a book:
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.12
Present the above data in the form of a pie-chart.
Solution:
Total = 100% = 100
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.13
Now, we draw a circle and divide it into sectors having the above central angles as shown in the figure

Question 7.
Percentage of the different products of a village in a particular district are given below. Draw a pie-chart representing this information.
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.14
Solution:
Total = 100
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.15
Now, we draw a circle and divided it into sectors having the above central angles as shown in the figure.

Question 8.
Draw a pie-diagram for the following data of expenditure pattern in a family.
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.16
Solution:
Total =100
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.17
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.18
Now we draw a circle and divide it into sectors having the above central angles as shown in the figure.

Question 9.
Draw a pie-diagram of the areas of continents cf the world given in the following table :
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.19
Solution:
Total = 133.3
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.20
Now, we draw a circle and divide it into sectors having the above given central angles as shown in the figure.

Question 10.
The following data gives the amount spent of the construction of a house. Draw a pie diagram.
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.21
Solution:
Total = 300 (in thousands)
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.22
Now, we draw a circle and divide it into sectors having the above given central angles as shown in the figure.

Question 11.
The following table shows how a student spends his pocket money during the course of a month. Represent it by a pie-diagram.
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.23
Solution:
Total expenditure = 100
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.24
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.25
Now, we draw a circle and divide it into sectors having the above given central angles as shown in the figure.

Question 12.
Represent the following data by a pie-diagram :
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.26
Solution:
1. For family A
Total = 10000
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.27
Now, we draw a circle and divide it in sectors having the above central angles as shown in the figure.
(2) For family B
Total = 11680
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.28
Now, we draw a circle and divide it into sectors having the above central angles as shown in the figure.

Question 13.
Following data gives the break up of the cost of production of a book:
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.29
Draw a pie – diagram depicting the above information.
Solution:
Total = 100
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.30
Now, we draw a circle and divide it into sectors of above central angles as shown in the figure.

Question 14.
Represent the following data with the help of pie-diagram.
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.31
Solution:
Total = 6000 tons
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.32
Now, we draw a circle and divide it into sectors having the above central angles as shown in the figure.

Question 15.
Draw a pie-diagram representing the relative frequencies (expressed as percentage) of the eight classes as given below :
12.6,18.2,17.5,20.3,2.8,4.2,9.8,14.7
Solution:
Total =100
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.33
Now, we draw a circle and divide it into sectors having the above central angles as shown in the figure given.

Question 16.
Following is the break up of the expenditure of a family on different items of consumption :
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.34
Draw a a pie – diagram to represent the above data.
Solution:
Total = Rs. 3000
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.35
Now, we draw a circle and divide it into sectors having the above central angles as shown in the figure.

Question 17.
Draw a pie-diagram for the following data of the investment pattern in five year plan :
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.36
Solution:
Total = 100
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.37
RD Sharma Class 8 Solutions Chapter 25 Data Handling III Ex 25.38

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