Consider this data collected from a survey of a colony

Draw a double bar graph choosing an apropriate scale
What do you infer from the bar graph

Observe the following data: (a) Draw a double bar graph choosing an appropriate scale. What do you infer from the bar graph? (b) Which class has the maximum number of students? (c) In which class, the difference of total students and number of students present is minimum? (d) Find the ratio of number of students present to the total number of students of Class IX. (e) What per cent of Class VI students were absent?

In a public library, the following observations were recorded by the librarian in a particular week: (a) Draw a double bar graph choosing an appropriate scale. (b) On which day, the number of readers in the library was maximum? (c) What is the mean number of magazine readers?

What do you infer from Sam’s letter to Charley?