RRB Group D 2022-1-9-2022-3 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-1-9-2022-3 RRB Questions

11.
Five persons, P, Q, R, S and T travelled in different months of the same year viz. January, February, March, April and May.
R travelled in February. Only one person travelled between R and S. Only three people travelled between Q and T. T travelled in a month after S. Who among them travelled in May?
A.
Q
B.
S
C.
T
D.
P
😑 View Answer Rough Work
ANSWER :
C. T
12.
A unicellular organism has a definite shape, takes food in at a specific spot, and uses hair-like cilia to move food to that spot. Identify the organism.
A.
Paramecium
B.
Lice
C.
Euglena
D.
Plasmodium
😑 View Answer Rough Work
ANSWER :
A. Paramecium
13.
India’s First Five Year Plan covered the period from ________ which mainly focused in the development of the primary sector.
A.
1949 to 1954
B.
1947 to 1952
C.
1956 to 1961
D.
1951 to 1956
😑 View Answer Rough Work
ANSWER :
D. 1951 to 1956
14.
Which gases are evolved during complete decomposition of ferrous sulphate crystals?
A.
Both SO₂ and SO₃
B.
Only SO₃
C.
O₂
D.
Only SO₂
😑 View Answer Rough Work
ANSWER :
A. Both SO₂ and SO₃
15.
If the product of two numbers, not necessarily distinct from each other, is 25 and their HCF is 5, then their LCM is:
A.
4
B.
7
C.
6
D.
5
😑 View Answer Rough Work
ANSWER :
D. 5
16.
Select the combination of letters that when placed from left to right in the same sequence in the blanks of the given series will complete the series.
XY_YZ, _XYY, _ABXY, _ZAB, YYZA
A.
YABYZYXY
B.
YZBYZYYXB
C.
XABYZYXYB
D.
YABYZYXYB
😑 View Answer Rough Work
ANSWER :
D. YABYZYXYB
17.
Find the area of a trapezium (in sq. units) with parallel sides of length 3 unit and 9 unit and the shortest distance between its parallel sides is 6 unit.
A.
15
B.
48
C.
24
D.
12
😑 View Answer Rough Work
ANSWER :
C. 24
18.

Which is the correct formula for median of grouped data?
Consider:
L = lower limit of median class
CF₀ = cumulative frequency of preceding class
F = frequency of median class
H = class width
N = the total of frequency

A.

\(\frac{\frac{N}{2}-CF_0}{F}\times H\)

B.

\(L+\frac{\frac{N}{2}-CF_0}{F}\times H\)

C.

\(L+\frac{\frac{N}{2}-CF_0}{F}\)

D.

\(L+\frac{N}{2}-CF_0-F\times H\)

😑 View Answer Rough Work
ANSWER :

B. \(L+\frac{\frac{N}{2}-CF_0}{F}\times H\)

19.
Which of the following numbers will replace the question mark (?) in the given series?
99, 101, 104, 109, 116, ?
A.
132
B.
127
C.
124
D.
128
😑 View Answer Rough Work
ANSWER :
B. 127
20.
Three statements are followed by three conclusions numbered I, II and III. You have to consider these statements to be true, even if they seem to be at variance with commonly known facts. Decide which of the given conclusions logically follow(s) from the given statement.
Statements:
All bias are plastics
Some plastics are nylon
Some nylons are green
Conclusions:
(I) Some nylons are plastics
(II) All plastics are bias
(III) Some greens are nylons
A.
Only conclusion II follows
B.
None of the conclusions follow
C.
Only conclusions I and III follow
D.
Only conclusion I follows
😑 View Answer Rough Work
ANSWER :
C. Only conclusions I and III follow