RRB Group D 2018-24-10-2018-1 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-24-10-2018-1 RRB Questions

1.
Consider the above figure. The figure which does not belong to the group is
A.
A
B.
C
C.
D
D.
B
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ANSWER :
C. D
2.
The mean of 10 terms is 49. It was discovered that the three terms 30, 40 and 50 were mistakenly read as 10, 20 and 30 respectively. The correct mean is
A.
45
B.
40
C.
55
D.
50
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ANSWER :
C. 55
3.
The given diagram shows the number of students who play football (F), hockey (H) and basketball (B) in the class. What is the number of students who play basketball in the class?
A.
20
B.
62
C.
49
D.
53
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ANSWER :
B. 62
4.
What is dentin (tooth enamel) made of?
A.
Potassium phosphate
B.
Calcium phosphate
C.
Ferrous sulfate
D.
Sodium phosphate
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ANSWER :
B. Calcium phosphate
5.
The cost of installing a paved floor in a circular room at the rate of Rs 10 per sqm is Rs 1540 .What will be the cost of fencing on this floor at the rate of Rs 6 per meter ?
A.
Rs 260
B.
Rs 264
C.
Rs 250
D.
Rs 265
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ANSWER :
B. Rs 264
6.
he motion of the moon around the earth is due to ________-
A.
Gravitational force
B.
Centrifugal force
C.
Centripetal force
D.
Nuclear force
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ANSWER :
A. Gravitational force
7.
Gravitational force exists between ________ objects, but it cannot be felt unless the mass of the objects is very high, such as in planets
A.
Four
B.
Each and Every
C.
Only two
D.
Only one
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ANSWER :
B. Each and Every
8.
Sanjay Gandhi National Park is in ________.
A.
Delhi
B.
Maharashtra
C.
Rajasthan
D.
Karnataka
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ANSWER :
B. Maharashtra
9.
Study the given statements and conclusions carefully and decide which of the conclusions logically follows from the statement.
Statements: Some girls are doctors.
All doctors are sisters.
Conclusion:
I. Some girls are sisters.
II. All sisters are girls.
A.
Only II follows
B.
Either I or II follows
C.
Only I follows
D.
Both I and II follows
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ANSWER :
C. Only I follows
10.
What is the atomicity of phosphorus?
A.
Binomial
B.
Polyatomic
C.
A nuclear
D.
Quaternary Atom
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ANSWER :
D. Quaternary Atom