Data Handling and Presentation MATHS - Data Handling and Presentation

According to data of question 5, which fruit is liked by most Of the Students?

What is the number of huts represented by the ⇑ ⇑ ⇑ ⇑ symbol represents 25 huts?

The choices of the fruits of 42 students in a class are as follows.
A, 0, B, M, A, G, B, G, A, G, B, M, A, G, M, A, B, G, M, B, A,
0, M, 0, G, B, 0, M, G, A. A, B. M, 0, M, G, B, A, M, 0, M, 0
Where A, B, G, M and 0 stand for the fruits Apple, Banana, Grapes, Mango and Orange, respectively. Which two fruits are liked by an equal number of Students ?

The marks (out of 10) obtained by 28 students in a Mathematics test are listed as given below.
8,1, 2, 6, 5, 5, 5, 0.1, 9, 7. 8, 0, 5. 8, 3, 0. 8.10, 10. 3,4,8, 7,.8, 9, 2,0
The number of students who obtained marks more than Or equal to 5 is

Assertion (A) Bar graphs are represented with the help of rectangles.
Reason (R) In a bar graph, bar of uniform width can be draw vertically or horizontally with equal spacing between them.

Pictograph is pictorial representations of the numerical data.

An observation occurring five times in a data is recorded as |||||, using tally marks.

In a pictograph, if a symbol ⯐ represents 100 books in a library shelf, then the symbol 0 represents 50 books.

in a bar graph, bar of uniform width can be draw horizontally or vertically with equal spacing between them.

In a pictograph, if a symbol ⛝ represents 50 books in a library shelf, then the symbol ⟎ represents 25 books.

Representation of data in form of pictures is called _______________

The data can be arranged in a tabular form using _______________ marks.

In a bar graph, _______________ can be draw horizontally or vertically.

In a pictograph, if a symbol * represents 20 flowers in a basket, then *** stands for _______________ flowers.

The following pictograph shows three different kinds of trees planted in a park. Each symbol represents 10 trees. Look at the pictograph and answer the questions given below.
(a) How many mango trees are there in all?
(b) How many neem trees are there in all?
(c) How many banyan trees are there in all?
(d) How many total trees are there in all?

The number of tins of paint sold by three different shops are given below:

Shops	Number of tins of paint sold
A	100
B	120
C	160

Draw a pictograph and answer the following questions:
(a) What is the total profit of shop B, if the profit gained on each tin is ?100?
(b) If the symbol 0 represents 20 tins, how many symbols must be drawn for shop A?
(c) Find the difference in the number of tins sold by shop A and shop B.

The number of students who were absent from the class during a week are given below:

Day	Number of absentees
Monday	10
Tuesday	20
Wednesday	25
Thursday	15
Friday	30
Saturday	20

Draw a pictograph using the symbol ☹ the which represents 10 students.

The birth rate per 1000 in five countries over a period of time is given below:

Draw a bar graph to represent the above data.
Answer the following questions.
(a) In which country is the birth rate maximum ?
(b) In which country is the birth rate minimum ?

The following pictograph shows the number of desktops sold by a company during a week.
The scale used is: ▲ = 5 desktops

Look at the pictograph and answer the questions given below:
(a) How many desktops were sold on Saturday?
(b) How many desktops were sold on Monday?

The following data gives the number of students of Delhi city who went abroad for study during some years:

Represent the above data with the help of a bar graph. ,
(a) Which year maximum students went to study abroad from Delhi.
(b) Which year minimum students went to study abroad from Delhi.
(c) How may total students went abroad to study between 2015 and 2017 including both the year.
(d) How may total students went abroad to study between 2014 and 2018 including both the year.

In the half-yearly examination, the marks scored by Alya in each subject out of 100 are given below:

Represent the above data by a bar graph and answer the following questions:
(a) In which subject are the maximum marks obtained ?
(b) What is the difference between the maximum and minimum marks ?
(c) In which subject does she need to improve a lot ?

In a survey of 200 families of a locality, the number of female children in each family was recorded and the data obtained were represented by a bar graph shown below:

Read the bar graph carefully and answer the questions given below:
(a) What information does the bar graph give?
(b) How many families have no female child?
(c) How many families have 3 female children?
(d) How many families have 4 female children?