RRB Group D 2022-29-9-2022-1 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-29-9-2022-1 RRB Questions

41.
The length of a rectangle is 20 cm and its breadth is 8 cm. When the length is increased to 25 cm, what will be the breadth of this rectangle if its area remains the same as before?
A.
7.2 cm
B.
6.7 cm
C.
6.4 cm
D.
7.5 cm
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ANSWER :
C. 6.4 cm
42.
A certain number of people are sitting in a row, facing north. M sits third to the right of A. M is second to the left of P. Only one person sits between P and S. Q sits to the immediate right of S, and no other person is sitting in the row. What is the total number of people seated in the row?
A.
7
B.
8
C.
10
D.
9
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ANSWER :
D. 9
43.
Who was the Prime Minister of India when the Third Five-Year Plan was made?
A.
Morarji Desai
B.
Rajiv Gandhi
C.
Jawaharlal Nehru
D.
Indira Gandhi
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ANSWER :
C. Jawaharlal Nehru
44.

Which of the following ionic compounds has the highest boiling point?

A.

MgCl2

B.

CaCl2

C.

NaCl

D.

LiCl

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ANSWER :

B. CaCl2

45.
What annual equal payment (in ₹) will discharge a debt of ₹28,700 due in 2 years at 5% p.a., interest compounded annually?
A.
15,534
B.
15,435
C.
15,543
D.
15,345
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ANSWER :
B. 15,435
46.
One reason why Mendel was successful in discovering the laws governing inheritance of traits was ______.
A.
he kept numerical count of the progeny
B.
he used his knowledge of evolutionary processes
C.
he used plants instead of animals
D.
he was trained in scientific methods
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ANSWER :
A. he kept numerical count of the progeny
47.
A rectangular ground of 7.35 metres in length and 5.25 metres in width is to be paved with square tiles of equal shape. Find the longest possible side length of the tiles to be used for this purpose.
A.
115 cm
B.
125 cm
C.
120 cm
D.
105 cm
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ANSWER :
D. 105 cm
48.

Which of the options below give the solution to the equation \(\frac{1}{x+3}+\frac{1}{x+5}\) = \( \frac{1}{6} \)?

A.

x = 2 ± \(\sqrt{37}\)

B.

x = 2 ±  \(\sqrt{39}\)

C.

x = 3 ± \(\sqrt{37}\)

D.

x = 4 ± \(\sqrt{37}\)

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ANSWER :

A. x = 2 ±  \(\sqrt{37}\)

49.
If tomorrow is Sunday, what day of the week will it be 121 days from today?
A.
Sunday
B.
Wednesday
C.
Tuesday
D.
Monday
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ANSWER :
D. Monday
50.
Eduardo, Abraham and Xavier can finish a certain piece of work in 12, 10 and 15 days, respectively. All three of them started the work together. Eduardo left the work after 2 days and Abraham left just three days before the work was completed. Find the total number of days taken for the work to be completed.
A.
7.8
B.
8.6
C.
6.8
D.
8
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ANSWER :
C. 6.8