Question

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

class	Fifth	Sixth	Seventh	Eighth	Ninth	Tenth
no. of children	135	120	95	100	90	80

(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 eighth.

Answer 1

Data represented by the bar graph is as follows:

(a) Scale: 1 unit = 25 children 

(b)(i) Fifth class has the maximum number of children and Tenth class has the minimum number of children

(ii) Ratio =