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CBSE Questions for Class 6 Maths Data Handling Quiz 1 - MCQExams.com
CBSE
Class 6 Maths
Data Handling
Quiz 1
Which one of the following represents the number $$8$$:
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0%
0%
0%
Explanation
In a bar graph, each bar (rectangle) represents only one value of the numerical data.
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0%
True
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False
Explanation
the given statement is true.
In a bar graph, each bar (rectangle) represents only one value of the numerical data.
State True or False:
An observation occurring five times in a data is recorded as | | | | |, using tally marks.
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0%
True
0%
False
Explanation
In tally for the observation of five times is recorded as
Number of TV sets sold in the year $$1995$$ is
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$$1000$$
0%
$$500$$
0%
$$50$$
0%
$$2000$$
Explanation
$$1995=\square\times 1$$
Each $$ \square=500 $$ TV sets
On $$1995$$ no. of TV sold$$=500$$
$$\Uparrow \quad \Uparrow\quad \Uparrow \quad \Uparrow$$ Number represented by figure is ____, if each symbol represents 5 houses.
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$$4$$
0%
$$20$$
0%
$$5$$
0%
$$40$$
Explanation
Answer:- one $$\Uparrow$$ represents $$5$$ houses.
There are total $$4$$ such symbols .
$$ \therefore \Uparrow \Uparrow \Uparrow \Uparrow \; represents \;4\times 5=20 $$
B) $$20$$
A pictorial representation of data is called .......
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attractive graph
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line graph
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bar graph
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none of these
Explanation
A graph that conveys its meaning using pictures is called pictograph.
The above graph is an example of pictograph in which, one book symbol represents that one book is sold on that corresponding day. for example, there are five books symbols on Tuesday. Therefore, five books were sold on Tuesday.
.
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$$6$$
0%
$$10$$
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$$12$$
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$$26$$
Explanation
$$\Rightarrow$$ $$\square\,\square\,\square\,\square\,\square\,\square$$ stands for $$30.$$
$$\Rightarrow$$ $$6$$ squares stands for $$30$$
$$\Rightarrow$$ $$1$$ square $$=\dfrac{30}{6}=5$$
$$\therefore$$ $$\square=5$$
$$\Rightarrow$$ $$\square\,\square=2\times 5=10$$
$$\therefore$$ $$\square\,\square$$ stands for $$10$$
A pictorial representation of data is called
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pictograph
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different graph
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attractive graph
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none of these
Explanation
A pictorial representation data is called pictograph.
Or
A picture graph is a pictorial display of data with symbols, icons, and pictures to represent different quantities.
The symbols, icons, and pictures of a picture graph typically represent concepts or ideas, or stand in for a larger quantity of something. For example, a single stick man on a picture graph could represent a million people in a city's population.
On which day the bus was most crowded?
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Friday
0%
Saturday
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Sunday
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Monday
Explanation
On Monday the bus was most crowded.
Hence the answer is option D
A symbol is used to represent $$10$$ flowers. Number of symbols to be drawn to show $$60$$ flowers is ___
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$$6$$
0%
$$12$$
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$$11$$
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$$10$$
Explanation
A symbol is used to represent $$10$$
flowers
Number of symbols to be drawn to represent $$60$$ flowers
$$=\dfrac{60}{10}=6$$
The pictograph below shows the amount of money each class raised for an animal shelter
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Rs. $$10$$
0%
Rs. $$40$$
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Rs. $$50$$
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Rs. $$100$$
Explanation
If class iv raised $$200$$,
then each $$ \lozenge$$=$$\frac{200}{4}$$=$$Rs50$$
$$\therefore$$ Amount money raised each class is $$50$$
If O represents $$5$$ eggs then how many eggs does OOOO represent?
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$$4$$
0%
$$16$$
0%
$$20$$
0%
$$25$$
Explanation
Given, O represents $$5$$ eggs
eggs
$$\therefore$$ OOOO represents $$ 5\times 4 =20$$ eggs.
A graph drawn using pictures is called
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0%
Pictograph
0%
Circle graph
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Bar graph
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Line graph
Explanation
A graph that conveys its meaning using pictures is called pictograph.
The above graph is an example of pictograph in which, one book symbol represents that one book is sold on that corresponding day. for example, there are five books symbols on Tuesday. Therefore, five books were sold on Tuesday.
Answer the following question by reading the given pictograph.
Number of TV sets sold in the year 2000 is
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0%
1990
0%
1995
0%
2008
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2000
Explanation
From the given pictograph, $$2000$$ has three tv symbol.
Given that one symbol represents $$500$$ tv sets.
Therefore the $$2000$$ has $$3\times500= 1500$$ tv sets.
.
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$$5$$
0%
$$50$$
0%
$$6$$
0%
$$60$$
Explanation
Given that one man symbol represents $$12$$ men.
Therefore, $$5$$ symbols represents $$12\times 5=60$$ men.
A graph drawn using vertical bars is called
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Bar graph
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Line graph
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Pictograph
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Pie graph
Explanation
Bar graph represents the data in the form of vertical bars.
On which day the bus was most crowded?
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Friday
0%
Saturday
0%
Sunday
0%
Monday
Explanation
$$\Rightarrow$$ From the pictograph we are going to form the following table :
$$Days$$
$$No.\,of\,persons$$
$$Monday$$
$$9$$
$$Tuesday$$
$$4$$
$$Wednesday$$
$$6$$
$$Thursday$$
$$4$$
$$Friday$$
$$8$$
$$Saturday$$
$$7$$
$$Sunday$$
$$2$$
$$\Rightarrow$$ From the table we can see, bus was most crowded on $$Monday.$$
Number of TV sets sold in the year 1980 is
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0%
1000
0%
1500
0%
1250
0%
2000
Explanation
Answer:- Converting the whole pictograph into frequency distribution table-
Year
No. of TV sets sold
$$ \left( in symbol \right) $$
$$ \left( f_i \right) $$
Actual no. of T sets sold
$$ \left( f_i \times 500 \right) $$
1980
2
1000
1985
5
2500
1990
3
1500
1995
1
500
2000
5
2500
No. of TV sets sold in year 1980 = 1000
A) 1000
The picture graph below shows the number of shirts ordered in each size in one week
Which size of shirts were ordered exactly 15 shirts?
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Small
0%
Medium
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Large
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Extra Large
Explanation
From the given pictograph, small size have 5 symbol.
Given that one symbol represents 3 shirts.
Therefore
$$ \displaystyle 5 \times 3 = 15 $$ shirts were ordered of small size.
The line plot below shows how students scored on last week's maths test.
How many students scored 95 or higher on the test?
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5 students
0%
7 students
0%
12 students
0%
16 students
Explanation
It is given that $$1$$ star $$= 1$$ student.
Number of students who scored $$95$$ marks or more than $$95$$ = number of students who scored $$95$$ marks + number students who scored $$100$$ marks
Students who scored $$95$$ marks $$=7$$
Students who scored $$100$$ marks $$=5$$
Total students $$=7+5=12$$
$$1000$$ TV sets were sold in the year
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0%
$$1985$$
0%
$$1990$$
0%
$$1980$$
0%
$$2000$$
Explanation
Answer:- Converting the whole pictograph into frequency distribution table-
Year
No. of TV sets sold
$$ \left( in symbol \right) $$
$$ \left( f_i \right) $$
Actual no. of T sets sold
$$ \left( f_i \times 500 \right) $$
$$1980$$
$$2$$
$$1000$$
$$1985$$
$$5$$
$$2500$$
$$1990$$
$$3$$
$$1500$$
$$1995$$
$$1$$
$$500$$
$$2000$$
$$5$$
$$2500$$
$$1000$$ TV sets sold in year $$1980$$.
$$C) 1980$$
Data available in unorganized form is called
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out comes
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raw data
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class
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frequency
Explanation
Data available in
unorganized
form is called raw data
In a bar chart:
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rectangles are of equal lengths
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width of rectangles is fixed
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rectangles are drawn with unequal shapes between them
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width of rectangles carry important meaning
Explanation
In a bat chart, width of rectangle is fixed
Which of the two days did they export more bottles of pickles?
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Monday and Wednesday
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Thursday and Friday
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Monday and Thursday
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Tuesday and Friday
Explanation
From the pictograph, they export $$8$$ bottles on Monday, $$5$$ on Tuesday, $$3$$ on Wednesday, $$8$$ on Thursday and $$6$$ on Friday.
So, Monday and Thursday are the two days when they export more bottles of pickles.
How many more bottles of pickles were exported on Thursday than Tuesday?
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$$1000$$
0%
$$1200$$
0%
$$1500$$
0%
$$2000$$
Explanation
$$1$$ pickle jar $$= 500$$ bottles
So, in the pictograph shows that more bottles of pickles were exported on Thursday than Tuesday
No. of bottles exported on Tuesday $$=5\times 500=2500$$
No. of bottles exported on Thursday
$$8\times 500=4000$$
Thus, the more no. of bottles exported on Thursday than Tuesday $$=4000-2500 = 1500$$
The given pictograph shows the number of wall clocks sold by a company during a week.
.Each clock in the pictograph represents $$5$$ wall clocks.
How many more wall clocks were sold on Thursday than on Tuesday?
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$$9$$
0%
$$8$$
0%
$$5$$
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$$10$$
Explanation
Number of wall clocks sold on Tuesday $$5$$ $$\times$$ $$5 = 25$$
Number of wall clocks sold on Thursday = $$5$$ $$\times$$ $$7 = 35$$
$$\therefore$$ Required difference = $$35 - 25 = 10$$
Johnson's pickle factory exports bottles of pickle. The pictograph shows the number of bottles exported each day. Use the information from the graph to answer the questions.
($$1$$ pickle jar $$= 500$$)
On which day they export less number of pickle bottles?
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Monday
0%
Tuesday
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Wednesday
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Thursday
Explanation
From the pictograph, they export $$8$$ bottles on Monday, $$5$$ on Tuesday, $$3$$ on Wednesday, $$8$$ on Thursday and $$6$$ on Friday
So, they export less number of pickle bottles on Wednesday.
Pictorial representation of date is called
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Bar Graph
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Histogram
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Pictograph
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None of these
Explanation
The information presented through pictures or symbols of different objects is called the pictorial representation of data. The pictures of different objects are used to represent different information and thus such pictorial data are called pictographs.
How many bottles did Johnson's food factory export each week?
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$$210$$
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$$30$$
0%
$$105$$
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$$15,000$$
Explanation
Johnson's food factory export each week $$= 30$$ pickle jar$$(1 $$ pickle jar $$= 500)$$
$$= 30 \times 500 = 15,000$$ bottles
Pictographs and bar graphs are pictorial representations of the numerical data.
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0%
True
0%
False
Explanation
The given statement is True.
A Pictograph is a way to represent data using images. Each image stands for a certain number of things.
While a bar graph is a graph that presents categorical data with rectangular bars.
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