RRB NTPC 2016-29-03-2016-3 RRB Question Paper

RRB NTPC 2016 - Graduate Level Question Papers
RRB NTPC 2016-29-03-2016-3

RRB NTPC 2016-29-03-2016-3 RRB Questions

21.
Expand: (x + 2y)(2x − y)
A.
\( 2x^{2} + 5xy + 2y^{2} \)
B.
\( 2x^{2} + 3xy - 2y^{2} \)
C.
\( x^{2} + 4xy + y^{2} \)
D.
\( x^{2} + 4xy - y^{2} \)
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ANSWER :
B. \( 2x^{2} + 3xy - 2y^{2} \)
22.
For the data 1, 9, 5, 4, 2, 1, 9, 9, 2, 1, 9, 1, 2, 1, what is the mean (average) and mode?
A.
4 and 9
B.
5 and 1
C.
4 and 1
D.
5 and 9
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ANSWER :
C. 4 and 1
23.

Four pairs of words are given. Three pairs are related and one is the odd one out. Identify the odd pair.

A.

Hydrogen : Sulphuric Acid

B.

Chlorine : Salt

C.

Oxygen : Water

D.

Nitrogen : Hydrochloric Acid

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ANSWER :

D. Nitrogen : Hydrochloric Acid

24.
Osteoporosis is related to which disease?
A.
Bones
B.
Heart
C.
Kidney
D.
Lungs
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ANSWER :
A. Bones
25.
Who among the following is not a Bharat Ratna recipient?
A.
Bhimsen Joshi
B.
A. R. Rahman
C.
Lata Mangeshkar
D.
M. S. Subbulakshmi
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ANSWER :
B. A. R. Rahman
26.
The Victoria Memorial Hall is located in which Indian city?
A.
Mumbai
B.
Chennai
C.
Kolkata
D.
Delhi
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ANSWER :
C. Kolkata
27.
The value of \( (\sec ^{2}\theta + 2\tan \theta \cot \theta - \tan ^{2}\theta ) \) is
A.
0
B.
1
C.
2
D.
3
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ANSWER :
D. 3
28.
Who is referred to as the 'Bismarck of India'?
A.
Jawaharlal Nehru
B.
Vallabhbhai Patel
C.
Sarojini Naidu
D.
Lokmanya Tilak
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ANSWER :
B. Vallabhbhai Patel
29.
9 women can complete a work in 50 days. If 6 more women join them, how many days earlier will the work be completed?
A.
30
B.
20
C.
15
D.
25
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ANSWER :
B. 20
30.

If 4x + 5y = 14 and x − 5y = 16 then the value of x and y are

A.

10 and −\( \frac{6}{5} \)

B.

6 and 2

C.

10 and \( \frac{6}{5} \)

D.

6 and −2

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ANSWER :

D. 6 and −2

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