RRB Group D 2022-23-8-2022-3 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-23-8-2022-3 RRB Questions

31.

The following table shows the number of sofa sets sold by four salespersons in three different months. Study the table and answer the question.

Salespersons May June July
Vishal 125 110 95
Arunima 140 92 75
Kartik 188 114 80
Mitali 125 120 210

What is the percentage contribution of Vishal’s May sale in the total sale of May?

A.

23.4%

B.

25.6%

C.

18.5%

D.

21.6%

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ANSWER :

D. 21.6%

32.
Which of the following devices is based on the principles of electromagnetic induction?
A.
Electric motor
B.
Electric fan
C.
Electric bulb
D.
Electric generator
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ANSWER :
D. Electric generator
33.
The term (aq) written after the symbol/formula of a substance in a chemical equation indicates that it is present in:
A.
gaseous state
B.
solid state
C.
liquid state
D.
a solution in water
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ANSWER :
D. a solution in water
34.

Study the diagram and answer the questions that follow. The numbers in different sections indicate the number of persons. How many women are speakers and NOT professors and how many professors are speakers and NOT women?

A.

62 and 32, respectively

B.

77 and 49, respectively

C.

47 and 49, respectively

D.

62 and 49, respectively

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ANSWER :

D. 62 and 49, respectively

35.
Madhu and Shiney together can complete a piece of work in 20 days, Shiney and Rosy together can complete the same work in 12 days, and Rosy and Madhu together can complete the work in 15 days. In how many days will three of them complete it together?
A.
12 days
B.
5 days
C.
15 days
D.
10 days
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ANSWER :
D. 10 days
36.
Which of the following statements is/are correct?
(A) Resistance is independent of temperature.
(B) The more the voltage across a conductor, the more is the resistance.
(C) The S.I unit of resistance is ohm.
A.
Both A and B
B.
Only A
C.
Only C
D.
Both A and C
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ANSWER :
C. Only C
37.
If a + b + c = 6 and ab + bc + ca = 2, then find the value of a³ + b³ + c³ – 3abc.
A.
240
B.
192
C.
200
D.
252
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ANSWER :
D. 252
38.
The elements which have 2 electrons in their outermost cell are generally:
A.
non-metals
B.
metalloids
C.
noble gases
D.
metals
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ANSWER :
D. metals
39.
Find the roots of the equation x² + 11x - 26 = 0
A.
-2 and 11
B.
-13 and 2
C.
11 and 2
D.
13 and -2
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ANSWER :
B. -13 and 2
40.
Rajiv's salary was first decreased by 40% and subsequently increased by 50%. How much percent did he lose from his initial salary?
A.
12 %
B.
14 %
C.
10 %
D.
15 %
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ANSWER :
C. 10 %