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SSC Board Practice
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Class VI
Class VII
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Class IX
Class X
SSC Grade X - Real Numbers
Question
1
1.
log
5
9
+
log
33
61
=
log
55
183
log
53
183
log
2
(
55
183
)
log
55
181
log
19
61
Question
2
2.
Which of the following is a decimal fraction?
4
100
4
4
5
20
6
13
16
13
11
13
Question
3
3.
If
log
8
x
=
p
and
log
8
y
=
q
, then
x
y
=
8
2
p
q
8
p
q
8
(
p
−
q
)
8
(
p
+
q
)
Question
4
4.
Find the product of LCM and HCF of
{26,22,27}
7721
7722
7719
7724
7723
Question
5
5.
If
x
=
1
+
log
c
a
b
;
y
=
1
+
log
a
b
c
;
z
=
1
+
log
b
a
c
,
then which of the following is true?
(
x
y
−
x
z
+
y
z
)
=
x
y
z
(
x
y
+
x
z
+
y
z
)
=
x
y
z
(
x
y
−
x
z
−
y
z
)
=
x
y
z
(
x
y
+
x
z
−
y
z
)
=
x
y
z
(
x
+
y
+
z
)
=
x
y
z
Question
6
6.
Find the HCF of
{14,4}
(-1)
1
2
3
5
Question
7
7.
Find the prime factorization of
504
2
3
✕
3
2
✕
5
2
3
✕
3
2
✕
7
2
3
✕
3
3
✕
7
4
3
✕
3
2
✕
7
2
3
✕
3
2
✕
6
Question
8
8.
log
8
4
64
5
=
5
log
64
÷
4
log
8
5
log
64
+
4
log
8
5
log
64
✕
4
log
8
4
log
8
÷
5
log
64
5
log
64
−
4
log
8
Question
9
9.
Express
1
6
as a decimal correct to 4 decimal places
0.1667
0.2667
0.3667
0.0667
-0.0333
Question
10
10.
Convert the non-terminating recurring decimal
15.76190476190476...
to rational number
331
21
331
23
111
7
331
19
47
3
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