EduSahara™ Assignment
Name : Concepts
Chapter : Logarithms
Grade : ICSE Grade IX
License : Non Commercial Use
Question
1
1.
log
729
6561
=
(i)
1.3333
(ii)
0.3333
(iii)
2.3333
(iv)
9.3333
(v)
3.3333
Question
2
2.
log
100
10000
=
(i)
4
(ii)
3
(iii)
2
(iv)
0
(v)
1
Question
3
3.
log
1000
10000
=
(i)
3.3333
(ii)
2.3333
(iii)
1.3333
(iv)
9.3333
(v)
0.3333
Question
4
4.
log
9
27
=
(i)
3.5
(ii)
0.5
(iii)
1.5
(iv)
2.5
(v)
9.5
Question
5
5.
log
1000
10000
=
(i)
9.3333
(ii)
2.3333
(iii)
1.3333
(iv)
3.3333
(v)
0.3333
Question
6
6.
log
625
25
=
(i)
0.5
(ii)
7.5
(iii)
8.5
(iv)
1.5
(v)
2.5
Question
7
7.
log
125
25
=
(i)
8.6667
(ii)
1.6667
(iii)
2.6667
(iv)
0.6667
(v)
7.6667
Question
8
8.
log
216
1296
=
(i)
9.3333
(ii)
1.3333
(iii)
2.3333
(iv)
0.3333
(v)
3.3333
Question
9
9.
log
16
64
=
(i)
2.5
(ii)
3.5
(iii)
9.5
(iv)
1.5
(v)
0.5
Question
10
10.
log
100
1000
=
(i)
0.5
(ii)
2.5
(iii)
1.5
(iv)
9.5
(v)
3.5
Question
11
11.
log
10000
1000
=
(i)
2.75
(ii)
8.75
(iii)
7.75
(iv)
0.75
(v)
1.75
Question
12
12.
log
6561
81
=
(i)
7.5
(ii)
0.5
(iii)
1.5
(iv)
8.5
(v)
2.5
Question
13
13.
The base of
log
9
46
is
(i)
11
(ii)
6
(iii)
9
(iv)
46
(v)
8
Question
14
14.
The base of
log
7
68
83
is
(i)
4
(ii)
6
(iii)
7
(iv)
9
(v)
68
83
Question
15
15.
The base of
log
5.00
90.0000
is
(i)
2
(ii)
90
(iii)
8
(iv)
4
(v)
5
Question
16
16.
The base of
log
10
17
6
is
(i)
8
(ii)
9
(iii)
10
(iv)
17
6
(v)
12
Question
17
17.
The base of
log
1
2
45
is
(i)
1
2
(ii)
45
(iii)
(
-1
2
)
(iv)
3
2
(v)
1
Question
18
18.
The base of
log
4
9
19
26
is
(i)
2
9
(ii)
4
9
(iii)
2
3
(iv)
4
7
(v)
19
26
Question
19
19.
The base of
log
3
7
81
9
is
(i)
3
7
(ii)
1
7
(iii)
3
5
(iv)
5
7
(v)
81
9
Question
20
20.
The logarithmic notation of
5
3
=
125
is
(i)
log
5
125
2
=
3
(ii)
log
5
128
=
3
(iii)
log
2
123
=
3
(iv)
log
5
124
=
3
(v)
log
5
125
=
3
Question
21
21.
The base exponent form of
log
6
7776
=
5
is
(i)
6
5
=
7776
(ii)
5
6
=
7776
(iii)
6
6
=
7776
(iv)
6
4
=
7776
(v)
9
5
=
7776
Question
22
22.
log
41
5
41
44
=
(i)
6.8
(ii)
9.8
(iii)
7.8
(iv)
10.8
(v)
8.8
Assignment Key
1) (i)
2) (iii)
3) (iii)
4) (iii)
5) (iii)
6) (i)
7) (iv)
8) (ii)
9) (iv)
10) (iii)
11) (iv)
12) (ii)
13) (iii)
14) (iii)
15) (v)
16) (iii)
17) (i)
18) (ii)
19) (i)
20) (v)
21) (i)
22) (v)
