RRB Group D 2022-27-9-2022-3 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-27-9-2022-3 RRB Questions

1.
By selling an article for Rs 940 a man incurs a loss of 6%. What is its cost price?
A.
Rs 1,250
B.
Rs 2,480
C.
Rs 1,000
D.
Rs 960
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ANSWER :
C. Rs 1,000
2.

Find the arithmetic mean of the following data.

x 5 10 15 20 25 30
f 3 5 6 2 1 3
A.

15.5

B.

13.5

C.

12.5

D.

14.5

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ANSWER :

A. 15.5

3.

Refer to the given number, symbol series and answer the question that follows.
(Left) 9 + $ 5 @ $ 2 6 3 % 2 & 8 # * 2 9 ! 4 3 (Right)
How many such symbols are there (from left to right) which are immediately preceded by a symbol and also immediately followed by an even number?

A.

3

B.

1

C.

4

D.

2

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ANSWER :

D. 2

4.
Which of the following days marked the 17ᵗʰ Foundation Day of the National Commission for Protection of Child Rights?
A.
1 March 2022
B.
2 March 2022
C.
3 March 2022
D.
4 March 2022
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ANSWER :
A. 1 March 2022
5.
Which of the following numbers will replace the question mark (?) in the given number series?
2.9, 4.4, 5.9, 7.4, 8.9, ?
A.
10.9
B.
9.4
C.
9.9
D.
10.4
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ANSWER :
D. 10.4
6.
In an electrical circuit, five identical bulbs are connected in parallel to each other to a battery of 20 V (negligible internal resistance). When all the five bulbs glow, a current of 5 A is recorded. The power dissipated in the circuit and the resistance of each bulb are ___ and ___, respectively.
A.
56.25 W, 2.25 Ω
B.
31.25 W, 125 Ω
C.
46.25 W, 1.85 Ω
D.
38.75 W, 1.55 Ω
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ANSWER :
B. 31.25 W, 125 Ω
7.
Which of the following types of soils found in India cover about 40 per cent of the total area of the country?
A.
Red and yellow soils
B.
Laterite soils
C.
Black soils
D.
Alluvial soils
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ANSWER :
D. Alluvial soils
8.
Who won the third edition of the BBC Indian Sportswoman of the Year Award in 2021?
A.
Mirabai Chanu
B.
PV Sindhu
C.
Saina Nehwal
D.
Radha Yadav
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ANSWER :
A. Mirabai Chanu
9.
Select the correct balanced chemical equation for the given reaction.
Zinc + Silver nitrate → Zinc nitrate + Silver
A.
2Zn (s) + AgNO₃ (aq) → ZnNO₃ (aq) + Ag (s)
B.
Zn (s) + AgNO₃ (aq) → ZnNO₃ (aq) + Ag (s)
C.
2Zn (s) + AgNO₃ (aq) → 2ZnNO₃ (aq) + Ag (s)
D.
Zn (s) + 2AgNO₃ (aq) → Zn(NO₃)₂ (aq) + 2Ag (s)
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ANSWER :
D. Zn (s) + 2AgNO₃ (aq) → Zn(NO₃)₂ (aq) + 2Ag (s)
10.
If tan q + cot q = 14, then find the value of 7tan²q + 7cot²q.
A.
198
B.
194
C.
1386
D.
1358
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ANSWER :
D. 1358