TNPSC Solved Question Papers Part 6 | Group 1, 2 ,3 ,4 Solved Questions
183. What is the value of the
following determinant?
8 3 2
11 4 3
14 5 4
A. 0 C. 10
B. 1 D. –15
184.
1
3 2
2 12
+ +
A. 5
19 B. 19
5 C. 4
5 D. 5
4
185. How many squares are there in
the given figure?
A. 10 B. 15 C. 8 D. 9
186. If the vertex of a parabola is
(2, 0) and the directrix is the
y-axis, then its focus is
A. (–2, 0) C. (–4, 0)
B. (4, 0) D. (3, 0)
187. If x
54
96
x = , find x
A. 72 C. 36
B. 27 D. 63
188. 0.5 0.5 0.5
0.4 0.1
+ × ?
+ =
A. 0.5 C. 0.75
B. 1.5 D. 0.05
189. If A is 1
3 and B is 1
2 of C then
A:B:C is
A. 1:3:6 C. 3:1:6
B. 2:3:6 D. 3:2:6
190. OA = 2i + j, and OB = i − j + k
are two vectors.The vector
perpendicular to both OA and
OB
is
A.
2i − j + k
C.
i − 2 −3k
B. 3 i + k D.
+ - k
191. How is 3
4 expressed as
percentage?
A. 0.75% C. 75%
B. 60% D. 7.5%
192. How is 1
2 % expressed as a
decimal fraction?
A. 0.5 C. 0.005
B. 0.05 D. 0.0005
193. 5
7 of 644=
A. 640 C. 1460
B. 460 D. none of these
194. If the day tomorrow is Sunday,
what was it yesterday?
A. Wednesday C. Friday
B. Thursday D. Saturday
195. If a clock strikes once at 1
O’clock, twice at 2 O’ clock, how
many times will it strike in 24
hours?
A. 156 C. 40
B. 78 D. 12
196. Complete the following series:
7, 8, 10, 13, 17, .........
A. 22 C. 30
B. 25 D. 40
197. The average of three numbers
is 28. The second number is
twice the first. The third number
is twice the second. The three
numbers in order are
A. 12, 24, 48
B. 24, 12, 48
C. 24, 20, 40
D. 20, 40, 24
198. For an auditorium 1
4 th of the
seats were occupied by boys and
3
8 th by girls. What percentage
of the audience consisted of
these children?
A. 62.5% C. 75%
B. 70% D. 80%
199. Choose the one which is
different from the rest three?
A. 11 C. 15
B. 13 D. 17
200. Area under normal curve
between Z = − ∞ and Z=0 is
A. 0.25 C. 0.50
B. –0.50 D. 0.75
183. What is the value of the
following determinant?
8 3 2
11 4 3
14 5 4
A. 0 C. 10
B. 1 D. –15
184.
1
3 2
2 12
+ +
A. 5
19 B. 19
5 C. 4
5 D. 5
4
185. How many squares are there in
the given figure?
A. 10 B. 15 C. 8 D. 9
186. If the vertex of a parabola is
(2, 0) and the directrix is the
y-axis, then its focus is
A. (–2, 0) C. (–4, 0)
B. (4, 0) D. (3, 0)
187. If x
54
96
x = , find x
A. 72 C. 36
B. 27 D. 63
188. 0.5 0.5 0.5
0.4 0.1
+ × ?
+ =
A. 0.5 C. 0.75
B. 1.5 D. 0.05
189. If A is 1
3 and B is 1
2 of C then
A:B:C is
A. 1:3:6 C. 3:1:6
B. 2:3:6 D. 3:2:6
190. OA = 2i + j, and OB = i − j + k
are two vectors.The vector
perpendicular to both OA and
OB
is
A.
2i − j + k
C.
i − 2 −3k
B. 3 i + k D.
+ - k
191. How is 3
4 expressed as
percentage?
A. 0.75% C. 75%
B. 60% D. 7.5%
192. How is 1
2 % expressed as a
decimal fraction?
A. 0.5 C. 0.005
B. 0.05 D. 0.0005
193. 5
7 of 644=
A. 640 C. 1460
B. 460 D. none of these
194. If the day tomorrow is Sunday,
what was it yesterday?
A. Wednesday C. Friday
B. Thursday D. Saturday
195. If a clock strikes once at 1
O’clock, twice at 2 O’ clock, how
many times will it strike in 24
hours?
A. 156 C. 40
B. 78 D. 12
196. Complete the following series:
7, 8, 10, 13, 17, .........
A. 22 C. 30
B. 25 D. 40
197. The average of three numbers
is 28. The second number is
twice the first. The third number
is twice the second. The three
numbers in order are
A. 12, 24, 48
B. 24, 12, 48
C. 24, 20, 40
D. 20, 40, 24
198. For an auditorium 1
4 th of the
seats were occupied by boys and
3
8 th by girls. What percentage
of the audience consisted of
these children?
A. 62.5% C. 75%
B. 70% D. 80%
199. Choose the one which is
different from the rest three?
A. 11 C. 15
B. 13 D. 17
200. Area under normal curve
between Z = − ∞ and Z=0 is
A. 0.25 C. 0.50
B. –0.50 D. 0.75
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