EduSahara™ Assignment
Name : Median
Chapter : Frequency Distribution Tables and Graphs
Grade : SSC Grade VIII
License : Non Commercial Use
Question
1
1.
Find the median of all prime numbers between 50 and 90.
(i)
74
(ii)
72
(iii)
70
(iv)
68
(v)
71
Question
2
2.
Find the median of all the factors of 30.
(i)
6
(ii)
11
2
(iii)
9
2
(iv)
21
4
(v)
13
2
Question
3
3.
Find the median of first 9 whole numbers.
(i)
7
(ii)
2
(iii)
4
(iv)
3
(v)
5
Question
4
4.
Find the median of all the factors of 20.
(i)
5
(ii)
17
4
(iii)
7
2
(iv)
11
2
(v)
9
2
Question
5
5.
Find the median of the first 15 odd numbers.
(i)
15
(ii)
16
(iii)
13
(iv)
14
(v)
17
Question
6
6.
Find the median of the first 15 even numbers.
(i)
19
(ii)
14
(iii)
17
(iv)
16
(v)
15
Question
7
7.
The marks obtained by 10 students in a test are given below. Find their median marks.
8
27
32
29
3
29
30
21
33
48
(i)
27
(ii)
29
(iii)
28
(iv)
30
(v)
32
Question
8
8.
Heights of 12 students (in cm) are given below. Find the median height.
147
158
146
147
154
173
140
150
126
132
157
138
(i)
149
cm
(ii)
147
cm
(iii)
146
cm
(iv)
145
cm
(v)
148
cm
Question
9
9.
Heights of 12 plants (in cm) are given below. Find the median height.
78
89
99
60
81
95
65
62
99
60
74
64
(i)
75
cm
(ii)
78
cm
(iii)
77
cm
(iv)
76
cm
(v)
74
cm
Question
10
10.
Ages of 11 students (in years) are given below. Find the median age.
12
14
13
13
12
10
10
13
11
10
12
(i)
11
years
(ii)
10
years
(iii)
13
years
(iv)
12
years
(v)
14
years
Question
11
11.
Rainfall of 13 days (in mm) are given below. Find the median rainfall.
15
11
15
5
5
5
13
9
11
5
7
15
9
(i)
7
mm
(ii)
8
mm
(iii)
11
mm
(iv)
10
mm
(v)
9
mm
Question
12
12.
Scores of 15 students are given below. Find the median score.
81
82
71
82
83
80
79
72
79
90
82
84
74
70
74
(i)
78
(ii)
82
(iii)
81
(iv)
80
(v)
79
Question
13
13.
Temperatures of 14 days (in °C) are given below. Find the median temperature.
34
26
34
34
35
30
32
35
32
32
29
28
32
29
(i)
34
°C
(ii)
32
°C
(iii)
30
°C
(iv)
31
°C
(v)
33
°C
Question
14
14.
Weights of 11 students (in kg) are given below. Find the median weight.
43
42
48
42
44
40
45
56
45
42
45
(i)
45
kg
(ii)
44
kg
(iii)
43
kg
(iv)
42
kg
(v)
46
kg
Question
15
15.
Daily wages of 14 labourers (in ₹) are given below. Find the median wage.
347
370
332
411
412
483
321
352
405
347
438
428
305
454
(i)
₹
387.50
(ii)
₹
388.00
(iii)
₹
389.50
(iv)
₹
388.50
Question
16
16.
The scores obtained by 10 students in a test are given below. Find the median.
1
10
13
19
15
16
16
10
11
11
(i)
12
(ii)
19
(iii)
18
(iv)
1
(v)
12
1
5
Question
17
17.
The observations of an ungrouped data are
x
1
,
x
2
,
2x
1
and
x
1
<
x
2
<
2x
1
.
If the mean and median of the data are equal to
12
,
find the observations of the data
(i)
12
,
12
,
20
(ii)
9
,
12
,
18
(iii)
8
,
12
,
16
(iv)
16
,
12
,
32
Question
18
18.
The observations of an ungrouped data are
x
1
,
x
2
,
x
3
and
x
1
<
x
2
<
x
3
.
If the mean and median of the data are
42
and
28
respectively and
x
3
-
x
1
=
70
,
find
x
1
,
x
2
,
x
3
(i)
28
,
28
,
168
(ii)
14
,
28
,
84
(iii)
18
,
28
,
88
(iv)
16
,
28
,
86
Assignment Key
1) (v)
2) (ii)
3) (iii)
4) (v)
5) (i)
6) (iv)
7) (ii)
8) (ii)
9) (iv)
10) (iv)
11) (v)
12) (iv)
13) (ii)
14) (ii)
15) (i)
16) (i)
17) (iii)
18) (ii)
