EduSahara™ Assignment
Name : Concepts
Chapter : Logarithms
Grade : ICSE Grade IX
License : Non Commercial Use
Question
1
1.
log
9
27
=
(i)
9.5
(ii)
0.5
(iii)
2.5
(iv)
1.5
(v)
3.5
Question
2
2.
log
10000
1000
=
(i)
0.75
(ii)
7.75
(iii)
1.75
(iv)
8.75
(v)
2.75
Question
3
3.
log
512
4096
=
(i)
2.3333
(ii)
1.3333
(iii)
0.3333
(iv)
3.3333
(v)
9.3333
Question
4
4.
log
4
16
=
(i)
3
(ii)
0
(iii)
2
(iv)
1
(v)
4
Question
5
5.
log
49
343
=
(i)
0.5
(ii)
2.5
(iii)
1.5
(iv)
3.5
(v)
9.5
Question
6
6.
log
1000
10000
=
(i)
3.3333
(ii)
9.3333
(iii)
2.3333
(iv)
0.3333
(v)
1.3333
Question
7
7.
log
4096
32768
=
(i)
3.25
(ii)
2.25
(iii)
0.25
(iv)
1.25
(v)
9.25
Question
8
8.
log
49
343
=
(i)
2.5
(ii)
0.5
(iii)
9.5
(iv)
1.5
(v)
3.5
Question
9
9.
log
25
625
=
(i)
2
(ii)
1
(iii)
0
(iv)
4
(v)
3
Question
10
10.
log
4
8
=
(i)
0.5
(ii)
3.5
(iii)
9.5
(iv)
2.5
(v)
1.5
Question
11
11.
log
125
625
=
(i)
9.3333
(ii)
3.3333
(iii)
0.3333
(iv)
1.3333
(v)
2.3333
Question
12
12.
log
256
1024
=
(i)
2.25
(ii)
0.25
(iii)
1.25
(iv)
3.25
(v)
9.25
Question
13
13.
The base of
log
2
57
is
(i)
57
(ii)
5
(iii)
2
-1
(iv)
2
(v)
1
Question
14
14.
The base of
log
4
9
32
is
(i)
3
(ii)
6
(iii)
2
(iv)
4
(v)
9
32
Question
15
15.
The base of
log
5.00
59.0000
is
(i)
7
(ii)
3
(iii)
59
(iv)
5
(v)
4
Question
16
16.
The base of
log
6
2
9
is
(i)
5
(ii)
2
9
(iii)
6
(iv)
9
(v)
3
Question
17
17.
The base of
log
2
5
44
is
(i)
2
3
(ii)
2
5
(iii)
-1
(
2
5
)
(iv)
4
5
(v)
44
Question
18
18.
The base of
log
4
5
39
44
is
(i)
6
5
(ii)
2
5
(iii)
4
3
(iv)
39
44
(v)
4
5
Question
19
19.
The base of
log
1
7
64
10
is
(i)
1
5
(ii)
(
-1
7
)
(iii)
3
7
(iv)
1
7
(v)
64
10
Question
20
20.
The logarithmic notation of
7
4
=
2401
is
(i)
log
7
2401
=
4
(ii)
log
5
2398
=
4
(iii)
log
7
2404
=
4
(iv)
log
7
2400
=
4
(v)
log
7
2401
2
=
4
Question
21
21.
The base exponent form of
log
2
4
=
2
is
(i)
2
3
=
4
(ii)
2
=
4
(iii)
2
2
=
4
(iv)
4
2
=
4
Question
22
22.
log
14
15
14
39
=
(i)
4.6
(ii)
0.6
(iii)
2.6
(iv)
1.6
(v)
3.6
Assignment Key
1) (iv)
2) (i)
3) (ii)
4) (iii)
5) (iii)
6) (v)
7) (iv)
8) (iv)
9) (i)
10) (v)
11) (iv)
12) (iii)
13) (iv)
14) (iv)
15) (iv)
16) (iii)
17) (ii)
18) (v)
19) (iv)
20) (i)
21) (iii)
22) (iii)
