RRB Group D 2018-18-9-2018-1 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-18-9-2018-1 RRB Questions

41.
Given is a statement followed by two assumptions numbered I and II. Consider the statement and the following assumptions and decide which of the assumptions is/are implicit in the statement.
Statement:
Sustainability can be defined as the practice of meeting the needs of the current generation without degrading or destroying the natural resources (e.g. water, soil, biodiversity, oil, minerals).
Assumptions:
I. Our lives and economies are dependent on natural capital, which is made up of these natural resources and natural services, and the energy provided by the sun.
II. Just as every investor knows, we should invest our capital and live off the interest, or income, it provides. To live sustainably, we need to do the same: protect our natural capital and live off our biological income.
A.
Only assumption II is implicit.
B.
Neither assumption I nor II is implicit
C.
Only assumption I is implicit.
D.
Both assumptions I and II are implicit
😑 View Answer Rough Work
ANSWER :
C. Only assumption I is implicit.
42.

Which of the Following Venn Diagram corretly represents the realtionship between the given classes ?
A) Table
B) Chair
C) Wood

A.

B.

C.

D.

😑 View Answer Rough Work
ANSWER :

A.

43.
If South becomes South-East, then what will North become?
A.
South-West
B.
North-East
C.
South-East
D.
North-West
😑 View Answer Rough Work
ANSWER :
D. North-West
44.
Lata makes 20 kg paneer at home and sells it every morning. From one litre of milk, she makes 200 gms of paneer. The cost of a litre of milk is ₹ 40. How much money does she spend in procuring milk every day?
A.
3,000
B.
4,000
C.
2,000
D.
2,500
😑 View Answer Rough Work
ANSWER :
B. 4,000
45.

If α and β are roots of the equation x² – x – 1 = 0, then the equation where roots are  \( \frac{α}{β } \)and \( \frac{β}{α} \) is:

A.

x² + 3x – 1 = 0

B.

x² + x – 1 = 0

C.

x² – x + 1 = 0

D.

x² + 3x + 1 = 0

😑 View Answer Rough Work
ANSWER :

A. x² + 3x – 1 = 0

46.

If a + b + c = 2s , then
[(s - a)2+(s - b)2+(s - c)2 +s2] = ?

A.

(s2–a2–b2–c2)

B.

(s2+a2+b2+c2)

C.

(a2+b2+c2)

D.

(4s2–a2–b2–c2)

😑 View Answer Rough Work
ANSWER :

C. (a2+b2+c2)

47.
Find the odd one out.
A.
B
B.
C
C.
D
D.
A
😑 View Answer Rough Work
ANSWER :
C. D
48.
Consider the following statements to be true even if they seem to be at variance from commonly known facts and decide which of the conclusions logically follows from the statements.
Statements:
No glass is a paddle.
All paddles are brakes.
Conclusions:
All brakes are paddles.
Some brakes are paddles.
No brake is glass.
A.
Only conclusion 3 follows
B.
Only conclusion 2 follows
C.
All the three conclusions follow
D.
Only conclusion 1 follows
😑 View Answer Rough Work
ANSWER :
B. Only conclusion 2 follows
49.
Which of the following organisms reproduces through regeneration and can regenerate its lost parts?
A.
Plasmodium
B.
Scabies
C.
Planaria
D.
Hydra
😑 View Answer Rough Work
ANSWER :
D. Hydra
50.
If North-East becomes north then what will East become ?
A.
South-East
B.
North-East
C.
North-West
D.
South-West
😑 View Answer Rough Work
ANSWER :
B. North-East