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Class VI
Class VII
Class VIII
Class IX
Class X
CBSE Grade IX - Number Systems
Question
1
1.
Simplify
4
-2
✕
5
2
2
2
✕
5
2
2
-6
4
-6
2
-9
2
-5
2
-7
Question
2
2.
Simplify the expression
-6
(
9
5
)
✕
-6
(
9
5
)
✕
-6
(
9
5
)
-18
(
7
5
)
-19
(
9
5
)
-17
(
9
5
)
-18
(
11
5
)
-18
(
9
5
)
Question
3
3.
Simplify the expression
5
-4
✕
6
-4
✕
7
-4
210
-5
210
-3
213
-4
210
-4
208
-4
Question
4
4.
(
6
5
✕
(
-7
3
)
)
8
=
8
(
6
5
)
✕
7
(
-7
3
)
8
(
6
5
)
✕
9
(
-7
3
)
8
(
6
5
)
✕
8
(
-5
3
)
8
(
6
5
)
✕
8
(
-7
3
)
8
(
6
5
)
✕
(-3)
8
Question
5
5.
Simplify the expression
(
9
2
)
5
✕
(
9
2
)
3
✕
(
9
2
)
3
(
9
4
)
45
45
9
(
9
2
)
48
(
9
2
)
45
(
9
2
)
42
Question
6
6.
Simplify the expression
-3
(
7
3
)
✕
-3
(
9
5
)
✕
-3
(
7
6
)
-2
(
49
10
)
-4
(
49
10
)
-3
(
47
10
)
-3
(
51
10
)
-3
(
49
10
)
Question
7
7.
Simplify the expression
3
(
7
2
)
✕
7
(
7
2
)
10
(
9
2
)
10
(
7
2
)
10
(
5
2
)
9
(
7
2
)
11
(
7
2
)
Question
8
8.
Find the product of the decimal numbers at the points labelled with letters H and I
23.04
22.34
22.54
23.14
22.64
Question
9
9.
Find the position of the rational number
(
-36
5
)
on the number line
F
L
K
M
R
Question
10
10.
Find the difference between the decimal values at point A and B
-0.1000
0.0000
0.2000
0.1000
0.3000
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