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Double Bar Graphs

ii Study the ...

Question

Question 81(ii)
Study the double bar graph and answer the question that follows:

Find the total number of boys in all sections of class VII.

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Solution

It is clear from the graph, total number of boys in all sections of class VII = Sum of heights of all the bars corresponding to boys in different sections = 15 + 30 + 20 + 20 + 25 = 110

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Similar questions

Q. Study the double bar graph and answer the questions that follow:
(a) What information does the double bar graph represent?
(b) Find the total number of boys in all sections of Class VII.
(c) In which sections, the number of girls is greater than the number of boys?
(d) In which section, the number of boys is the maximum?
(e) In which section, the number of girls is the least?

Q. Question 81(iii)
Study the double bar graph and answer the question that follows:

In which sections, the number of girls is greater than the number of boys?

Q. Question 77(iv)
Study the double bar graphs given below and answer the following questions:

For which sport is the number of students of class VII less than that of class VIII?

Q. Question 77(ii)
Study the double bar graphs given below and answer the following questions:

How many students of class VII like Hockey and Tennis in all?

Q. Question 77(vi)
Study the double bar graphs given below and answer the following questions:

Find the ratio of students who like Badminton in class VII to students who like Tennis in class VIII.

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Double Bar Graphs

Standard VII Mathematics

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