Ncert Solutions For Class 6 Maths Ex 9.3

Ncert Solutions For Class 6 Maths Chapter 9 Ex 9.3

Question 1

A survey was done to find in which game students are interested in their free time. Total numbers of students were 150.

Name of game Number of students
Basketball 40
Cricket 55
Football 25
Hockey 10
Athletics 20

Draw a graph to show the given information. Take a scale- 1 unit length = 5 students.

a) Which game is preferred maximum by the students?

b) Which game is preferred maximum after basketball?

Answer

The bar graph of the above information is as given below.

3.1

a) Cricket is the game which is preferred maximum by the students.

b) Football is the game preferred by students after basketball.

 

Question 2

The given table shows the number of Science books sold on 6 consecutive days.

Days Number of books sold
Monday 55
Tuesday 40
Wednesday 20
Thursday 70
Friday 35
Saturday 30

To represent the above information, draw a graph by choosing a scale according to you.

 

Answer

Take a scale of 1 unit length = 10 books

The bar graph is as given below.

3.2

 

Question 3

Given table shows manufacture of cars in a factory from 2000 to 2004.

Represent the data with the help of bar graph.

Year Number of cars manufactured
2000 700
2001 500
2002 900
2003 1300
2004 1500

a) In year 2003, how many cars were manufactured?

b) The max numbers of cars are manufactured in the year ____.

c) The min numbers of cars are manufactured in the year ____.

Answer

The bar graph given below shows the information.

3.3

a) In 2003, 1300 cars were manufactured.

b) The max numbers of cars are manufactured in the year 2004. That is 1500.

c) The min numbers of cars are manufactured in the year 2001. That is 500.

 

Question 4

Number of people in different age groups in a city is given below.

Age group 1 – 14 15 – 29 30 – 44 45 – 59 60 – 74 75 and above
Number of people 3 lakh 3 lakh 20 thousand 2 lakh 40 thousand 2 lakh 20 thousand 1 lakh 60 thousand 80 thousand

Represent the above information in the form of bar graph and answer the following question.

a) What is the total number of people in age group from 15 to 44?

b) How many senior citizen (age 60 and above) are there in the city?

Answer

Take a scale of 1 unit length = 20 thousand.

Bar graph of the given information is as below.

3.4

a) The total number of people from age group 15 to 44 is 5 lakh 60 thousand.

Total = (age 15 – 29) + (age 30 – 44)

= 320000 + 240000

= 560000

b) There are 2 lakh 40 thousand senior citizens in the city.

Total = 160000 + 80000

= 240000

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