The number of girl students in each class of a co-educational middle school is depicted by the pictograph.

Observe this pictograph and answer the following questions.
(a) Which class has the minimum number of girl students?
(b) Is the number of girls in Class VI less than the number of girls in Class V?
(c) How many girls are there in Class VII?

In a Mathematics test, the following marks were obtained by 40 students. Arrange these marks in a table using tally marks.

(a) Find how many students obtained marks equal to or more than 7.
(b) How many students obtained marks below 4?

Total number of students of a school in different years is shown in the following table.

(A) Prepare a pictograph of students using one symbol to represent 100 students and answer the following questions.
        (a) How many symbols represent total number of students in the year 2002?
        (b) How many symbols represent total number of students in the year 1998?
(B) Prepare another pictograph of students using any other symbol each representing 50 students. Which pictograph do you find more informative?

Number of persons in various age groups in a town is given in the following table

Draw a bar graph to represent the above information and answer the following questions.
(take 1 unit length = 20 thousands)
(a) Which two age groups have same population?
(b) All persons in the age group of 60 and above are called senior citizens. How many senior citizens are therein the town?

Soniya saves Rs 500 in January, Rs 700 in February, Rs 600 in March, Rs 750 in April and Rs 900 in May.
(a) Draw a bar graph to represent Soniya's saving.
(b) In which month, her saving is maximum?
(c) What value is depicted by Soniya?

The following table gives information about the circulation of newspapers (dailies) in a town in five languages.

Prepare a pictograph of the above data, using a symbol of your choice.

The following graph gives the information about the number of railway tickets sold for different cities on a railway ticket counter between 6 : 00 am to 10 : 00 am.

Read the bar graph and answer the following questions .
(a) How many tickets were sold in all?
(b) For which city, were the maximum number of tickets sold?
(c) For which city, were the minimum number of tickets sold?
(d) Name the cities for which the number of tickets sold is more than 20.
(e) Fill in the blank.
Number of tickets sold for Delhi and Jaipur together exceeds the total number of tickets sold for Patna and Chennai by___________

The following pictograph shows the sale of scooters during 5 months of 2010.

Answer the following questions
(i) In which month, the sale of scooters in maximum?
(ii) In which month, sale of scooters is minimum?
(iii) How many scooters were sold in May?
(iv) Find the revenue in March, if each scooter's cost is Rs.25000.

The following table shows the number of books in each shelf of different languages in a library. Study the table and answer the questions.

(i) What is the total number of English books in the library?
(ii) Which language book is the least in number?
(iii) What is the difference between the least number of language books and greatest number of language books and greatest number of language books?
(iv) How many more Chinese books than Malay books are there in shelf number 4?
(v) What is the total number of books in shelf number 2?

Along with your friends, think of five more situations where we can have data. For this data, construct the tables and represent them using bar graphs.