RRB NTPC 2016-06-04-2016-2 RRB Question Paper

RRB NTPC 2016-06-04-2016-2 RRB Questions

21.
If (a + b + c) = 6 and a² + b² + c² = 14, then (ab + bc + ca) = ?
A.
22
B.
11
C.
33
D.
44
ANSWER :
B. 11
22.
Which one is called the dwarf planet?
A.
Venus
B.
Mercury
C.
Moon
D.
Pluto
ANSWER :
D. Pluto
23.
Major part of biogas is ________.
A.
Hydrogen
B.
Nitrogen
C.
Methane
D.
Carbon dioxide
ANSWER :
C. Methane
24.
Mac OS was introduced by
A.
IBM
B.
Microsoft
C.
Apple
D.
Micromax
ANSWER :
C. Apple
25.
Find the missing (?) in the series:
BDACE, GIFHJ, ?, QSPRT………
A.
LMKNO
B.
NLKOM
C.
LNKMO
D.
KLNOM
ANSWER :
C. LNKMO
26.

Find the least number required to be added to 3105 so that it is exactly divisible by 3, 4, 5 and 6.
Note: For this question, discrepancy is found in question/answer. So, This question is ignored for all candidates.

A.

95

B.

120

C.

115

D.

105

ANSWER :

C. 115

27.
Two vessels of equal volume contain milk and water in the ratio 1:3 and 2:1. If they are mixed together, what is the new ratio?
A.
11:13
B.
13:11
C.
9:11
D.
11:9
ANSWER :
A. 11:13
28.
________ extinguishes fire.
A.
Oâ‚‚
B.
COâ‚‚
C.
SOâ‚‚
D.
NOâ‚‚
ANSWER :
B. COâ‚‚
29.
Four pairs of words are given. Find the odd one out.
A.
Saturn : Planet
B.
Sun : Star
C.
Milky Way : Constellation
D.
Titan : Satellite
ANSWER :
C. Milky Way : Constellation
30.
After entering Bangladesh, the main branch of the Ganges is known as
A.
Hooghly river
B.
Jamuna river
C.
Meghna river
D.
Padma river
ANSWER :
D. Padma river