RRB NTPC 2021-10-02-2021-2 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-10-02-2021-2 RRB Questions

31.
Find the greatest four-digit number that is a perfect square.
A.
9000
B.
9999
C.
9801
D.
9008
ANSWER :
C. 9801
32.
Rangbhumi, Godan, Gaban and Vardaan are the novels written by:
A.
Sumitra Nandan Pant
B.
Maithili Sharan Gupt
C.
Ramdhari Singh Dinkar
D.
Munshi Prem Chand
ANSWER :
D. Munshi Prem Chand
33.

A can do a piece of work alone in 32 days, while together with B she can do the work in 24 days. If C alone can do the work in 64 days, in how many days can B and C together do the work?

A.

38 \( \frac{2}{5} \) days

B.

38 \( \frac{3}{5} \) days

C.

37 \( \frac{4}{5} \) days

D.

38 \( \frac{4}{5} \) days

ANSWER :

A. 38 \( \frac{2}{5} \) days

34.
There are three consecutive road crossings at which traffic lights change after every 35 seconds, 42 seconds and 90 seconds, respectively. If the lights are set on simultaneously at 8:00:00 hours, then after how much time will they change again simultaneously?
A.
7 minutes 20 seconds
B.
9 minutes 10 seconds
C.
10 minutes 30 seconds
D.
9 minutes 30 seconds
ANSWER :
C. 10 minutes 30 seconds
35.
Which one of the following is not an operating system?
A.
macOS
B.
MS Windows
C.
Microsoft Office
D.
Linux
ANSWER :
C. Microsoft Office
36.
Which among following countries has the largest land area?
A.
China
B.
Brazil
C.
Australia
D.
Canada
ANSWER :
D. Canada
37.
Recently, Indian Defence Minister attended the Victory Day Parade in Moscow, Russia on the occasion of the 75th anniversary of the Soviet victory over _____.
A.
France
B.
USA
C.
England
D.
Germany
ANSWER :
D. Germany
38.
What are the four tax rates in India under GST?
A.
6%, 12%, 17% and 28%
B.
6%, 9%, 18% and 28%
C.
3%, 6%, 18% and 28%
D.
5%, 12%, 18% and 28%
ANSWER :
D. 5%, 12%, 18% and 28%
39.
Which of the following countries is the largest producer of gold in the world in 2019?
A.
South Africa
B.
China
C.
India
D.
Australia
ANSWER :
B. China
40.

Solve the following.
108 ÷ (36 × \( \frac{1}{4} \)) + \( \frac{2}{5} \) × 3 \( \frac{1}{4} \) = ?

A.

13 \( \frac{3}{10} \)

B.

\( \frac{130}{10} \)

C.

\( \frac{132}{10} \)

D.

\( \frac{13}{10} \)+ 11

ANSWER :

A. 13 \( \frac{3}{10} \)