EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Data Handling
Grade : CBSE Grade VII
License : Non Commercial Use
Question
1
1.
Given below is the column-graph showing heights of some mountain peaks. Find the mountain that has maximum height.
(i)
Annapurna
(ii)
Himadri
(iii)
Alps
(iv)
Kanchenjunga
(v)
Kilimanjaro
Question
2
2.
On a certain day, the temperature in a city was recorded as shown below. Find the time that has maximum temperature.
(i)
1 p.m.
(ii)
11 a.m.
(iii)
7 a.m.
(iv)
3 p.m.
(v)
5 p.m.
Question
3
3.
The following bar graph gives data regarding the favourite sport of 558 students of a school. Identify the table for the given bar diagram.
(i)
Sport
hockey
kabaddi
wrestling
badminton
carroms
tennis
No. of students
99
18
162
180
72
27
(ii)
Sport
hockey
kabaddi
wrestling
badminton
carroms
tennis
No. of students
18
27
180
72
99
162
(iii)
Sport
hockey
kabaddi
wrestling
badminton
carroms
tennis
No. of students
162
72
99
27
180
18
(iv)
Sport
hockey
kabaddi
wrestling
badminton
carroms
tennis
No. of students
18
180
27
72
162
99
(v)
Sport
hockey
kabaddi
wrestling
badminton
carroms
tennis
No. of students
72
99
18
180
162
27
Question
4
4.
Rainfall of 11 days (in mm) are given below. Find the mode rainfall.
15
8
12
11
15
15
8
7
9
9
15
(i)
17
mm
(ii)
14
mm
(iii)
15
mm
(iv)
16
mm
(v)
13
mm
Question
5
5.
Find the mean of first 7 multiples of 8.
(i)
33
(ii)
35
(iii)
32
(iv)
31
(v)
30
Question
6
6.
Heights of 10 plants (in cm) are given below. Find the median height.
85
73
82
82
98
81
61
72
57
84
(i)
163
2
cm
(ii)
167
2
cm
(iii)
82
cm
(iv)
165
2
cm
Question
7
7.
A survey of 150 men showed that only 125 of them know Urdu. Out of these men, if one is selected at random, what is the probability that the selected man knows Urdu?
(i)
6
7
(ii)
1
6
(iii)
5
6
(iv)
1
(v)
2
3
Question
8
8.
Rainfall of 15 days (in mm) are given below. Find the median rainfall.
5
12
7
13
11
7
15
15
7
7
14
6
6
8
7
(i)
6
mm
(ii)
9
mm
(iii)
7
mm
(iv)
5
mm
(v)
8
mm
Question
9
9.
The air distance of some cities from Delhi (in km) are given below. Find the city that has maximum distance.
(i)
Gandhi Nagar
(ii)
Ahmedabad
(iii)
Bangalore
(iv)
Vijayawada
(v)
Coimbatore
Question
10
10.
Scores of 16 students are given below. Find the mode score.
77
84
77
72
85
72
74
90
88
87
79
83
90
79
72
72
(i)
71
(ii)
73
(iii)
70
(iv)
72
(v)
74
Question
11
11.
The following outcomes were noted when a dice was thrown 20 times. Identify the frequency distribution table for the given data.
2
2
3
6
2
5
2
3
2
1
6
2
4
4
1
6
1
2
2
2
(i)
Outcome
1
2
3
5
6
No. of outcomes
4
5
7
2
2
(ii)
Outcome
1
2
3
4
5
6
No. of outcomes
3
9
2
2
1
3
(iii)
Outcome
1
2
3
4
5
6
No. of outcomes
3
9
1
3
1
3
(iv)
Outcome
1
2
3
4
5
6
No. of outcomes
2
2
3
4
6
3
(v)
Outcome
1
2
3
4
5
6
No. of outcomes
2
9
3
2
1
3
Question
12
12.
The marks obtained by 11 students in a test are given below. Find their mode marks.
4
32
4
4
24
41
5
20
16
42
38
(i)
2
(ii)
6
(iii)
4
(iv)
5
(v)
3
Question
13
13.
Heights of 31 plants are given below. Find the mode.
Height (in cm)
51
53
60
62
64
82
91
93
96
99
No. of plants
2
1
8
4
3
4
4
3
1
1
(i)
59
cm
(ii)
61
cm
(iii)
60
cm
(iv)
62
cm
(v)
58
cm
Question
14
14.
Read the given column-graph. Find the month that has minimum rainfall.
(i)
October
(ii)
August
(iii)
November
(iv)
July
(v)
June
Question
15
15.
The following table gives the data regarding
the favourite sport of
143
students of a school.
Find number of students who like
kabaddi
.
Sport
running
carroms
kabaddi
volleyball
wrestling
shotput
No. of Students
19
34
41
16
12
21
(i)
42
(ii)
43
(iii)
38
(iv)
40
(v)
41
Question
16
16.
Given below is the column-graph showing heights of some mountain peaks. Find the mountain that has 5893 m height.
(i)
Kilimanjaro
(ii)
Annapurna
(iii)
Alps
(iv)
Appalachian
(v)
Himadri
Question
17
17.
The number of bars present in the bar chart of the following table is
(i)
10
(ii)
5
(iii)
9
(iv)
8
(v)
7
Question
18
18.
Read the column-graph given below. Find the year that has minimum food grains production.
(i)
2010
(ii)
2008
(iii)
2009
(iv)
2011
(v)
2007
Question
19
19.
The scores obtained by 12 students in a test are given below. Find the mean score.
13
19
14
3
1
2
14
4
11
18
12
13
(i)
13
(ii)
1
(iii)
18
(iv)
19
(v)
10
1
3
Question
20
20.
Students of a certain locality use different modes of travel to school as given below. Find the mode of travel that has maximum students.
(i)
School Van
(ii)
By Foot
(iii)
Moped
(iv)
Bicycle
(v)
Car
Question
21
21.
Scores of 26 students are given below. Find the mode.
Score
73
74
75
76
80
82
84
86
87
89
No. of students
2
3
2
3
2
6
1
1
1
5
(i)
84
(ii)
82
(iii)
83
(iv)
80
(v)
81
Question
22
22.
The scores obtained by 9 students in a test are given below. Find the minimum score.
19
9
6
5
15
1
16
13
5
(i)
18
(ii)
5
(iii)
9
8
9
(iv)
1
(v)
9
Question
23
23.
Find the mean of all prime numbers between 30 and 100.
(i)
929
15
(ii)
1055
17
(iii)
807
13
(iv)
311
5
(v)
931
15
Question
24
24.
504 students of a certain locality use different modes of travel to school as given below.
Mode of travel
RTC Bus
Auto
School Bus
By Foot
School Van
No. of Students
54
108
171
99
72
Find the number of students whose travelling mode is RTC Bus.
(i)
54
(ii)
57
(iii)
53
(iv)
55
(v)
51
Question
25
25.
1755 students of a school use different modes of travel to school. Identify the table for the given bar diagram.
(i)
Mode of travel
By Foot
Auto
Scooter
Car
School Bus
Moped
Bicycle
No. of students
234
117
243
270
171
405
315
(ii)
Mode of travel
By Foot
Auto
Scooter
Car
School Bus
Moped
Bicycle
No. of students
171
270
117
243
405
234
315
(iii)
Mode of travel
By Foot
Auto
Scooter
Car
School Bus
Moped
Bicycle
No. of students
171
117
234
243
315
405
270
(iv)
Mode of travel
By Foot
Auto
Scooter
Car
School Bus
Moped
Bicycle
No. of students
234
171
270
117
243
405
315
(v)
Mode of travel
By Foot
Auto
Scooter
Car
School Bus
Moped
Bicycle
No. of students
234
315
243
270
117
405
171
Assignment Key
1) (i)
2) (ii)
3) (iv)
4) (iii)
5) (iii)
6) (i)
7) (iii)
8) (iii)
9) (iv)
10) (iv)
11) (ii)
12) (iii)
13) (iii)
14) (ii)
15) (v)
16) (iv)
17) (iv)
18) (iii)
19) (v)
20) (v)
21) (ii)
22) (iv)
23) (v)
24) (i)
25) (iv)
