RRB Group D 2022-22-8-2022-2 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-22-8-2022-2 RRB Questions

21.
Seven surgeons, W, X, Y, Z, A, B and C, were sitting around a square table, facing the centre. Four of them are sitting at the corners while the rest are sitting at the exact centre of the sides. One of the centre of sides was empty. C is one of the corners. X was immediately next to both B and Z. A was the immediate right of X. Which surgeon was third to the right of W?
A.
X
B.
C
C.
B
D.
Y
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ANSWER :
C. B
22.
Two numbers are in the ratio 5 : 3. If the difference between the numbers is 54, then find the smaller number.
A.
91
B.
135
C.
81
D.
115
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ANSWER :
C. 81
23.

Simplify 3(3x − 2) + x(\( \frac{4^x}{2} \)) + 15 − 12.

A.

2x2+6x−3

B.

2x2+9x+3

C.

2x2+9x+6

D.

2x2+9x−3

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ANSWER :

D. 2x2+9x−3

24.
A shop which sells sarees had offers going on wherein customers could buy 3 sarees and get 2 free. What is the discount that the customer gets?
A.
40 %
B.
50 %
C.
60 %
D.
30 %
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ANSWER :
A. 40 %
25.

51 men can complete a work in 12 days. Four days after they started working, 6 more men joined them. How many days will they now take to complete the remaining work?

A.

8 \( \frac{1}{19} \) days

B.

5 \( \frac{9}{19} \) days

C.

7 \( \frac{3}{19} \) days

D.

6 \( \frac{7}{19} \) days

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ANSWER :

C. 7 \( \frac{3}{19} \) days

26.
Five solutions A, B, C, D and E, when tested with universal indicator, showed pH as 4, 1, 11, 7 and 9, respectively. The pH in increasing order of H⁺ ion concentration for these solutions is:
A.
C < D < E < B < A
B.
C < D < E < A < B
C.
C < E < D < A < B
D.
D < C < E < A < B
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ANSWER :
C. C < E < D < A < B
27.
Which of the following numbers will replace the question mark (?) in the given series?
8, 9, 20, 63, 256, ?
A.
1286
B.
1284
C.
1280
D.
1285
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ANSWER :
D. 1285
28.
Which aspect of large dams has NOT been criticised?
A.
Psychological
B.
Social
C.
Environmental
D.
Economic
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ANSWER :
A. Psychological
29.
The sum of double of the largest two-digit prime number and triple of the largest three-digit prime number is equal to:
A.
3185
B.
3029
C.
2195
D.
6523
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ANSWER :
A. 3185
30.
Which of the following is NOT a true statement?
A.
All rectangles are parallelograms.
B.
Diagonals of a rectangle do not bisect each other.
C.
Opposite sides of a rectangle are congruent and parallel.
D.
Sum of any pair of adjacent angles of a rectangle is 180°.
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ANSWER :
B. Diagonals of a rectangle do not bisect each other.