On a particular day in a school, the attendance in each of the classes from VI to X has been recorded as under.

Class VI VII VIII IX X

Total no. of students 95 90 82 75 68

Number of students present on that day 92 85 78 69 62

Draw a double bar graph, choosing an appropriate scale.
Using the bar graph, answer the questions given below.
(i) Which class has the maximum number of students?
(ii) Find the ratio of number of students present to the total number of students in Class VII.
(iii) What per cent of Class IX students were absent?

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Solution

(i) Maximaum number of students are in Class VI
(ii) Ratio = $\frac{85}{90} = \frac{17}{18}$
(iii) Percentage of class IX absent = $\frac{6}{75} \times 100 = 8$ %

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Similar questions

\begin{matrix} Government School, Chandpur Daily attendance & Date: 15.04.2009 Class & Total students & Number of students present on that day VI & 90 & 81 VII & 82 & 76 VIII & 95 & 91 IX & 70 & 65 X & 63 & 62 \end{matrix}

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

Class	Fifth	Sixth	Seventh	Eighth	Ninth	Tenth
Number 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

eight.

\begin{matrix} C l a s s & F i f t h & S i x t h & S e v e n t h & E i g h t h & N i n t h & T e n t h N o . o f c h i l d r e n & 135 & 120 & 95 & 100 & 90 & 80 \end{matrix}

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Class	VI	VII	VIII	IX	X
Total no. of students	95	90	82	75	68
Number of students present on that day	92	85	78	69	62