3. 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.
(a) The scale : 1 unit = 10 children.
(b) (i) Class fifth has the maximum number of children.
Whereas, class tenth has the minimum number of children
(ii) Number of students in class sixth = 120
Number of students in class eight = 100
Therefore, the required ratio =
Required ratio is