Page 197 - Start Up Mathematics_4

Now answer the following questions.

(a) Which flavour of ice cream should he buy the most?
(b) How many of Raghav’s classmates like mango ice cream?

(c) Which is the least liked flavour among his classmates?
(d) Which is the second most liked flavour among Raghav’s classmates?

3. Represent the given information using tally marks and vertical pictographs. Select your
own pictures and scales.

(a) Favourite after-school activities of children of a class
Talk on phone: 4 children Play computer games: 6 children
Visit friends: 2 children Play sport: 10 children

Read books: 8 children Watch TV: 12 children

(b) Favourite sweet dish of children of a class
Cake: 9 Pudding: 8 Rasgulla: 5
Ice cream: 10 Kheer: 7 Halwa: 6

Bar Graphs

Bar graph is another way of representing given data. Remember

A bar graph is made by drawing bars on paper having Bars are drawn by keeping
many small squares of equal size. equal space between them.
A bar graph consists of a vertical line and a horizontal line
meeting at a point marked 0 (zero).

Look at the following bar graph showing the total Marks obtained by Karan
marks obtained by Karan in five subjects.

From the given bar graph, we get the following Scale: 1 box = 10 marks
information about Karan’s total marks in various
subjects. 80
70
Hindi = 50
60
English = 40 50
Maths = 70 40

Science = 60 Marks 30
Social Studies = 50 20 Social Studies
10 English Science
Maximum marks = 70 Hindi Maths
0
Minimum marks = 40 Subjects
A bar graph can be represented both vertically and
horizontally.

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