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SSC Board Practice
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Class VI
Class VII
Class VIII
Class IX
Class X
SSC Grade VIII - Exponents and Powers
Question
1
1.
[
-3
(
3
7
)
✕
-3
(
2
9
)
]
÷
[
3
(
7
3
)
✕
3
(
9
2
)
]
=
2
9
(-1)
0
1
3
7
Question
2
2.
[
(
8
3
)
5
✕
(
8
3
)
3
]
÷
8
24
3
1
2
0
8
Question
3
3.
Expand the following base power
-5
(
-3
4
)
(
-1024
243
)
256
81
4096
729
-1024
(
-1024
3125
)
Question
4
4.
Find the exponential notation of
7
3
✕
7
3
✕
7
3
✕
7
3
✕
7
3
✕
7
3
6
(
5
3
)
3
6
7
(
7
3
)
6
(
7
3
)
5
(
7
3
)
Question
5
5.
Simplify
4
2
✕
(-2)
-2
(-5)
-2
✕
(-2)
2
5
5
2
7
2
5
3
3
2
Question
6
6.
Write the given number in usual form
2.078208
✕
10
8
207820800
20782080
2078208
2078208000
20782080000
Question
7
7.
Find the reciprocal of
7
(
-7
2
)
9
(
-2
7
)
8
(
-2
7
)
6
(
-2
7
)
7
(
-2
7
)
7
(
-4
7
)
Question
8
8.
3
(
-8
3
)
=
(-8)
2
3
3
(-8)
3
1
(-8)
3
6
3
(-8)
3
3
3
(-8)
4
3
3
Question
9
9.
3
√
1
1728
=
1
10
(
-1
12
)
1
4
1
14
1
12
Question
10
10.
Simplify the expression
(
9
5
)
7
✕
(
9
5
)
7
(
24
7
)
7
(
18
5
)
7
(
18
5
)
5
(
18
5
)
9
7
4
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