Worksheet Solutions: Data Handling

# Data Handling Class 6 Worksheet Maths Chapter 4

Q.1. Reena collected the data for the ages (in years) fo her hobby class group and she records the findings in the manner shown below :

Represent the above data using tally marks in the table below :

 Ages (in years) Tally Marks Frequency 8 05 9 10 11 12

(i) Find the age that appeared maximum number of times?
(ii) Find the ages that appeared equal number of times.
(iii) How many children are below 11 years?
(iv) How many children are of 10 years or above?

Ans.

(i) The age that appeared maximum number of times is 10 years.
(ii) 8 years & 11 years of age appeared equal number of times i.e. 5 times.
(iii) The total number of children below 11 years are 5 + 7 + 9 = 21
(iv) The total number of children that are of 10 years and above are 9 + 5 + 4 = 18

Q.2. The bar graph below is showing the liking of different fruits by students :

(i) Which fruit is liked by most students?
(ii) How many students like orange?
(iii) How many more students like banana than guava?

Ans.
(i) The fruit is liked by most students is Apple.
(ii) 10 students like the fruit orange
(iii) Number of students who like banana = 8

Number of students who like guava = 5

Number of more students who like banana than guava = 8 -5 = 3

Q.3. Following is the production of cars in six months by a company.

 Month Production January 2000 February 1000 March 2400 April 800 May 1400 June 1800

Take 1 unit = 200 cars and draw a bar graph to represent the information.

Ans.

Q.4. Following is the pictograph of class VI students. Here 1 = 10 boys and 1  = 10 girls. Looking at the pictograph below, answer the following questions.

(i) How many students are there in VI A, VI B, VI C and VI D sections each? __________
(ii) Which section has maximum number of boys? __________
(iii) Which section has maximum number of girls? __________
(iv) What is the total strength of class VI? __________

Ans.

(i) VI A =  50 students
VI B = 45 students
VI C = 50 students
VI D = 45 students
(ii) Section C has the maximum number of boys.
(iii) Section D has the maximum number of girls.
(iv) Total strength of class VI is 50 + 45 + 50 + 45 = 190 Students

Q.5. Number of students present in calss VI during a particular week are given below. It is represented by a pictograph where 1  = 6 students.

(i) On which day maximum students were present? __________
(ii) On which day minimum students were present? __________
(iii) How many students were present on wednesday and Thursday each? __________

Ans.
(i) On Saturday maximum students were present.
(ii) On Wednesday minimum students were present.
(iii) 21 students were present on Wednesday and 30 students were present on Thursday.

Q.6. A survey showed the preference of different subjects by students of class VI

 Subject No. of Students English 25 Hindi 30 Maths 50 Science 35 Social Science 40

Draw a pictograph to illustrate the above data taking a scale of  1students.

Ans.

students

The document Data Handling Class 6 Worksheet Maths Chapter 4 is a part of the Class 6 Course Mathematics (Maths) Class 6.
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## Mathematics (Maths) Class 6

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## FAQs on Data Handling Class 6 Worksheet Maths Chapter 4

 1. What is data handling?
Ans. Data handling refers to the process of managing and organizing data in a systematic manner. It involves collecting, storing, analyzing, and presenting data in a way that allows for easy access and understanding.
 2. Why is data handling important?
Ans. Data handling is important because it helps in making informed decisions, identifying patterns and trends, and solving problems. It enables organizations to optimize their operations, improve efficiency, and enhance their overall performance.
 3. What are the common methods of data handling?
Ans. Common methods of data handling include data collection, data entry, data storage, data cleaning, data analysis, and data visualization. These methods are used to ensure that data is accurate, reliable, and easily accessible for decision-making purposes.
 4. How can data handling be improved?
Ans. Data handling can be improved by implementing effective data management strategies, using reliable data collection methods, ensuring data quality, and utilizing data analysis tools and techniques. It is also important to establish clear data handling protocols and train staff on proper data handling practices.
 5. What are the challenges in data handling?
Ans. Some common challenges in data handling include data security and privacy concerns, data quality issues, data integration and compatibility problems, and the need for skilled data handling professionals. Additionally, handling large volumes of data, known as "big data," can also present challenges in terms of storage, processing, and analysis.

## Mathematics (Maths) Class 6

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