RRB Group D 2022-24-8-2022-1 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-24-8-2022-1 RRB Questions

11.

Simplify \(\frac{423\times423-325\times325}{423-325}\)

A.

748

B.

487

C.

478

D.

874

😑 View Answer Rough Work Error
ANSWER :

A. 748

12.

What is the rank of Bengali language in the world among the most spoken languages as per Forbes?

A.

6th

B.

27th

C.

10th

D.

17th

😑 View Answer Rough Work Error
ANSWER :

A. 6th

13.
In a certain code language, MARKS is written as QEVOW and CLOSE is written as GSPSW.
How will DRIVE be written in the same language?
A.
HVMZK
B.
HVMAJ
C.
GVNZI
D.
HVMZI
😑 View Answer Rough Work Error
ANSWER :
D. HVMZI
14.

find the perimeter of the semi-circle whose diameter is 21 cm long. (π =\( \frac{22}{7} \))

A.

77.5 cm

B.

64.5 cm

C.

54.0 cm

D.

72.5 cm

😑 View Answer Rough Work Error
ANSWER :

C. 54.0 cm

15.
6 men and 8 women could finish a work in 14 days. 8 men and 12 women could finish the same work in 10 days.
How much time would be taken to finish the same work if one man worked alone?
A.
140 days
B.
175 days
C.
210 days
D.
280 days
😑 View Answer Rough Work Error
ANSWER :
A. 140 days
16.
Which of the following DOES NOT constitute a part of pubertal development?
A.
Obesity
B.
Getting pimples
C.
Menstruation
D.
Voice change
😑 View Answer Rough Work Error
ANSWER :
A. Obesity
17.
Chandrashekhar sold 12 identical articles for a total of Rs 420, incurring a loss equal to the cost price of 3 such articles.The cost price of 1 such article is:
A.
Rs 84
B.
Rs 48
C.
Rs 60
D.
Rs 35
😑 View Answer Rough Work Error
ANSWER :
A. Rs 84
18.

Simplify: 
\(\frac{4.32\times4.32-2.64\times2.64}{1.68}\)

A.

6.56

B.

6.84

C.

6.99

D.

6.96

😑 View Answer Rough Work Error
ANSWER :

D. 6.96

19.
B was taking a morning walk. She started from a point and walked 50 m towards east. She then takes a right turn, walks 30 m, turns right again, and walks 50 m. She takes a final left turn, walks 10 m and stops. How far is she from the original starting point?
(All turns are 90 degree turns only)
A.
20 m
B.
50 m
C.
40 m
D.
30 m
😑 View Answer Rough Work Error
ANSWER :
C. 40 m
20.

Which of the following is the correct empirical formula?

A.

\( \frac{mode-mean}{3} \) = median - mean

B.

\(\frac{\text{Mode}-\text{Mean}}{3}\times2\)= median - mean

C.

3 (mode - mean ) = median -mean

D.

\( \frac{2}{3} \) ( mode -mean )= Median - Mean

😑 View Answer Rough Work Error
ANSWER :

A. \( \frac{mode-mean}{3} \) = median - mean