# Number of children in six different classes are given below. Represent the data on a bar graph.

(a) How would you choose a scale?

(b) Answer the following questions:

(i) Which class has the maximum number of children? And the minimum?

(ii) Find the ratio of students of class sixth to the students of class eight.

**Solution:**

Let's represent the given data on a bar graph as shown below.

a) Scale on y-axis is 1 unit = 10 children

b) (i) Fifth class has the maximum number of children i.e. 135

The tenth class has the minimum number of children i.e. 80

Number of students in class sixth = 120

(ii) Number of students in class eighth = 100

Number of students in class sixth = 120

Ratio of Number of students in class eighth to number of students in class sixth. = 120 : 100 = 6:5 = 6 : 5

**ā Check: **NCERT Solutions for Class 7 Maths Chapter 3

**Video Solution:**

## Number of children in six different classes are given below. Represent the data on a bar graph (a) How would you choose a scale? (b) Answer the following questions: (i) Which class has the maximum number of children? And the minimum? (ii) Find the ratio of students of class sixth to the students of class eight

NCERT Solutions for Class 7 Maths Chapter 3 Exercise 3.3 Question 3

**Summary:**

Number of children in six different classes are given. The data is represented on a bar graph. a)Scale on y -axis is 1 unit = 10 children, (ii) Fifth class has the maximum number of children i.e.

135 (iii) Ratio of Number of students in class eighth to class sixth is 6:5

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