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Number of children in six different clas...

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.

Text Solution

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a)
Scale on y -axis is 1 unit `= 10` children
b)
(i) Fifth class has maximum number of children i.e. `135`
Tenth class has the minimum number of children i.e. `80`
(ii)Number of students in class sixth`=120`
Number of students in class eighth =`100`
(iii)
Ratio=(Number of students in class sixth)/(Number of students in class eighth)
`=120/100`
`=6/5`
`=6:5`
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