TNPSC
Exam-GROUP- II - Subject wise analysed questions and Answers- Mental Aptitude-Part-1
TNPSC
GROUP – II
NOVEMBER
– 2012
(MENTAL
APTITUTE)
1. Find the remainder when 230 is divided by 5
A) 2 B) 3 C) 1 D) 4
Ans :(D)
2. A sis digit number id formed by repeating a three digit
number. Example 341341 etc. Any
number of this form is always divisible by
A) 1100 B) 1011 C) 1001 D) 1010
Ans
:(C)
3. The Universal Serial Bus (USB) standard enables upto ____
devices to connected to a
personal Computer.
A) 130 B) 128 C) 150 D) 127
Ans
:(D)
4. SVGA Supports
A) 1
million colors B) 16
million colors
C) 20 million colors D) 1 trillion colors
Ans
:(B)
5. A railway engine which is moving towards the platform with a
speed of 20 km/hr, blows a whistle of
frequency 320 Hz. The apparent frequency of
sound heard by a
stationary person on the platform will be
A) greater
than 320 Hz B) equal
to 320 Hz
C) Zero D) less
than 320 Hz
Ans
:(A)
6. When we represent the data on percentage diagram, the
percentage of expenditure on
clothing is
A) 18.33% B) 6.66%
C) 12.5% D) 50%
Ans
:(C)
7. The sum of odd
numbers from 1 to 31 is
A) 496 B) 256
C) 240 D) 288
Ans
:(B)
8. What is the value of X in Fig. II?
Figure
A) 4 B) 16 C) 32 D) 2
Ans
:(B)
9. For a set of 500 observation variance is found to be 125. If
25 is added to each observation and
55 is subtracted than the new variance is
A) 95 B) 150 C) 180 D) 125
Ans
:(D)
10. Two students A and B score the same average marks in 10 tests
and standard deviation of marks are 2.5
and 3 respectively for A and B. If the consistency
of performance is the criterion for awarding prize, then
A) B
should get the prize
B) A should get the prize
C) Both A and B should share the prize
equally
D) Prize winner cannot be decided. Since
average mark is not given
Ans :(B)
TNPSC
GROUP – II 2012
Mental
Aptitude
11. A Cricket has a certain average for 10
innings. In the eleventh innings, he scored 108 runs, thereby increasing his
average by 6 runs. His new average is ?
A)
48 B) 52
C) 52 D) 55
Ans : (A)
12. During a period of decline a Stock Market
prices a stock sold at Rs. 50 per share on the first day, Rs.40 on the second
day and Rs. 25 on the third day. If an investor bought 100, 120 and 180 shares
on the respective three days, the average price paid per share will be
A)
Rs. 35.75 B) Rs.
38.33
C) Rs. 34 D) Rs. 28
Ans : (A)
13. The results of the examinations in two
Papers A and B for 20 candidates were as follows:
8
candidates passed in A
7
candidates passed in B
8
candidates failed in both
Out of these candidates one is selected.
What is the probability he passed in both the papers?
15
3
A) 20 B) 20
4 17
C) 20 D) 20
Ans : (B)
14. In a class if 5 students are seated in a
bench then 2 benches will be vacant. If 4 students are seated in a bench then
10 students will not have benches to sir. Then
the number of students and benches in the class are
A) 20 and 8 B) 40 and 10
C) 90 and 20 D) 20 and 90
Ans : (C)
15. A man is facing southern direction. He
turns to his left side through an angle of 225 degree. The direction he faces
now is
A) South West
B) South east
C) North west
D) North east
Ans : (C)
16. How many terms are there in 2,4,8, 16,
…., 1024 ?
A) 10 B) 12
C) 8
D) 6
Ans : (A)
17. The greatest four digit number divisible
by 15,25,40 and 90 is
A) 9600 B) 9000
C) 9400 D) 9200
Ans : (B)
18. Find the next number in the sequence : 1,7,33,159,785,
…..,
A) 944 B) 1570
C) 3911 D) 626
Ans : (C)
(July - 2011)
TNPSC GROUP - II
Mental Aptitude
19. When 24 is subtracted from a number, it reduces to its fourth
seventh. What is the sum of the
digits of that number?
A) 1 B) 9
C) 11 D) 10
Ans
: (C)
20. The
percentage of number of students getting at least 60% marks is English over those getting at least 40% in
aggregate is approximately.
Marks out
of
50
Subject
|
40
and
above
|
30
and
above
|
20
and
above
|
Tamil
|
9
|
40
|
74
|
English
|
5
|
30
|
65
|
Aggregate
|
6
|
35
|
70
|
A) 43% B) 41%
C) 50% D) 45%
Ans : (A)
21. Find out the wrong number:
5,11,23,47,90,191,383
A) 11 B) 47
C) 191 D) 90
Ans : (D)
22. A,B and Care employed. B,A and E are
educated. A,C and D are very rich. D,A
and E are honest. Who is employed, very rich but not honest?
A) B B) E
C) A D) C
Ans : (D)
23. Diagrams and graphs are tools of
A) collection of India B) analysis
C) presentation D) summarization
Ans : (A)
24. The population of a city is 5,13,200. If
it increases at the rate of 12% per annum.
What will be its population after 3 years?
A) 7,12,009 B) 7,10,029
C) 7,21,009 D) 7,92,100
Ans : (C)
25. In the lower and upper limits of class
are 10 and 40 respectively. the mid point
of the class is
A) 25.0 B) 12.05
C) 15.0 D) 30.0
Ans : (A)
26. For dealing with qualitative data, the
best average is
A) Arithmetic mean B) Median
C) Harmonic
mean D) Geometric mean
Ans : (B)
No comments:
Post a Comment