Page 198 - Start Up Mathematics_4

Vertical graph
Names Votes
Example 3: Ms Kapoor wants to select a class monitor Sameer 6
from the five nominated names. Following
are the votes received from the class for Meenakshi 9
the nominees. Draw a vertical bar graph to Anuradha 15
represent the data.
Rohit 8
Solution: Votes received by the nominees
Himanshu 12
Scale: 1 square = 2 votes

16
14
12 Remember
10 8 To draw a bar graph:
Number of votes 6 4 Meenakshi 1. Give a suitable title.

2. Define the scale.
3. Label the two lines.
2
0 Sameer Anuradha Rohit Himanshu
Students

Horizontal graph Flavours of juices liked by children
Example 4: The given horizontal bar graph shows Scale: 1 square = 2 children
the number of children in a locality
who like different flavours of juices. Mixed Fruit Juice
Observe it carefully and answer the
following questions. Pineapple Juice

(a) Which flavour of juice is most
liked by the children? Guava Juice
(b) Which flavour of juice is least
liked by the children? Grape Juice

(c) How many children like mixed Types of juices Mango Juice
fruit juice?
(d) Find the total number of children Orange Juice
depicted in the bar graph.

Solution: (a) The most liked juice is mango 0 2 4 6 8 10 12 14 16 18 20
juice (20 children). Number of children
(b) The least liked juice is grape juice (8 children).

(c) 14 children like mixed fruit juice.
(d) Total number of children = 15 + 20 + 8 + 12 + 9 + 14 = 78

190