EduSahara™ Assignment
Name : Concepts
Chapter : Logarithms
Grade : ICSE Grade IX
License : Non Commercial Use
Question
1
1.
log
27
81
=
(i)
0.3333
(ii)
1.3333
(iii)
9.3333
(iv)
2.3333
(v)
3.3333
Question
2
2.
log
2401
49
=
(i)
7.5
(ii)
8.5
(iii)
1.5
(iv)
2.5
(v)
0.5
Question
3
3.
log
343
2401
=
(i)
3.3333
(ii)
9.3333
(iii)
2.3333
(iv)
0.3333
(v)
1.3333
Question
4
4.
log
2401
16807
=
(i)
3.25
(ii)
1.25
(iii)
9.25
(iv)
0.25
(v)
2.25
Question
5
5.
log
64
512
=
(i)
3.5
(ii)
0.5
(iii)
9.5
(iv)
1.5
(v)
2.5
Question
6
6.
log
81
729
=
(i)
0.5
(ii)
3.5
(iii)
9.5
(iv)
2.5
(v)
1.5
Question
7
7.
log
216
1296
=
(i)
9.3333
(ii)
3.3333
(iii)
0.3333
(iv)
1.3333
(v)
2.3333
Question
8
8.
log
343
49
=
(i)
7.6667
(ii)
1.6667
(iii)
2.6667
(iv)
0.6667
(v)
8.6667
Question
9
9.
log
10000
100
=
(i)
7.5
(ii)
0.5
(iii)
1.5
(iv)
2.5
(v)
8.5
Question
10
10.
log
64
512
=
(i)
3.5
(ii)
2.5
(iii)
1.5
(iv)
0.5
(v)
9.5
Question
11
11.
log
64
4096
=
(i)
4
(ii)
3
(iii)
0
(iv)
2
(v)
1
Question
12
12.
log
4096
32768
=
(i)
2.25
(ii)
9.25
(iii)
1.25
(iv)
0.25
(v)
3.25
Question
13
13.
The base of
log
9
16
is
(i)
7
(ii)
8
(iii)
11
(iv)
16
(v)
9
Question
14
14.
The base of
log
7
46
49
is
(i)
46
49
(ii)
6
(iii)
7
(iv)
9
(v)
5
Question
15
15.
The base of
log
5.00
4.0000
is
(i)
8
(ii)
4
(iii)
2
(iv)
5
Question
16
16.
The base of
log
6
71
2
is
(i)
4
(ii)
6
(iii)
71
2
(iv)
9
(v)
5
Question
17
17.
The base of
log
1
3
44
is
(i)
(
-1
3
)
(ii)
1
(iii)
1
3
(iv)
44
Question
18
18.
The base of
log
1
2
15
22
is
(i)
(
-1
2
)
(ii)
15
22
(iii)
3
2
(iv)
1
(v)
1
2
Question
19
19.
The base of
log
2
8
47
2
is
(i)
1
3
(ii)
1
2
(iii)
47
2
(iv)
2
8
(v)
-2
(
2
8
)
Question
20
20.
The logarithmic notation of
6
4
=
1296
is
(i)
log
6
1296
=
4
(ii)
log
6
1295
=
4
(iii)
log
3
1294
=
4
(iv)
log
6
1298
=
4
(v)
log
6
1296
2
=
4
Question
21
21.
The base exponent form of
log
2
16
=
4
is
(i)
2
5
=
16
(ii)
2
4
=
16
(iii)
2
3
=
16
(iv)
4
2
=
16
(v)
5
4
=
16
Question
22
22.
log
25
17
25
21
=
(i)
2.2353
(ii)
0.2353
(iii)
1.2353
(iv)
3.2353
(v)
9.2353
Assignment Key
1) (ii)
2) (v)
3) (v)
4) (ii)
5) (iv)
6) (v)
7) (iv)
8) (iv)
9) (ii)
10) (iii)
11) (iv)
12) (iii)
13) (v)
14) (iii)
15) (iv)
16) (ii)
17) (iii)
18) (v)
19) (iv)
20) (i)
21) (ii)
22) (iii)
