RRB NTPC 2021-05-02-2021-1 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-05-02-2021-1 RRB Questions

1.

A, B and C can do a piece of work in 20, 30 and 60 days, respectively. A works every day. B assists A on all odd-numbered days, while C assists A on all even-numbered days. In how many days will the work be completed?

A.

13 \( \frac{1}{5} \)

B.

13 \( \frac{1}{3} \)

C.

13 \( \frac{1}{4} \)

D.

13 \( \frac{1}{2} \)

😑 View Answer Rough Work
ANSWER :

C. 13 \( \frac{1}{4} \)

2.
The original price of a TV set is ₹9,000. The price is discounted by 20% and then raised by 10%. What is its new price?
A.
₹9,920
B.
₹9,000
C.
₹7,900
D.
₹7,920
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ANSWER :
D. ₹7,920
3.
A _____ satellite GSAT-12 was launched by PSLV-C17 from Sriharikota.
A.
pico
B.
meteorological
C.
communication
D.
nano
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ANSWER :
C. communication
4.
_____ broke the world record for 300 m at the Ostrava Golden Spike in June 2019.
A.
Carl Lewis
B.
Usain Bolt
C.
Eliud Kipchoge
D.
Shaunae Miller-Uibo
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ANSWER :
D. Shaunae Miller-Uibo
5.
In a box containing one rupee, 50 paise and 25 paise coins in the ratio 1 : 2 : 3, the number of 50 paise coins was eighty. How much money was there in the box?
A.
₹108
B.
₹100
C.
₹105
D.
₹110
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ANSWER :
D. ₹110
6.
Which of the following exponents does NOT play the Sitar?
A.
Pt Ravi Shankar
B.
Anoushka Shankar
C.
Pt Shiv Kumar Sharma
D.
Ustad Vilayat Khan
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ANSWER :
C. Pt Shiv Kumar Sharma
7.

Select the Venn diagram that best represents the relationship between the following classes.
Scientists, Researchers, Professors

A.

1

B.

4

C.

3

D.

2

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ANSWER :

D. 2

8.
Which is the official bird of Andaman Nicobar island?
A.
Great Hornbill
B.
Sooty Tern
C.
Indian Roller
D.
Wood Pigeon
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ANSWER :
D. Wood Pigeon
9.
Which of the following is a factor of the polynomial x² − x − 20?
A.
x + 2
B.
x − 5
C.
x − 4
D.
x + 5
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ANSWER :
B. x − 5
10.
A sum of money becomes 8 times of itself in 3 years at compound interest compounded annually. The rate of interest is:
A.
100%
B.
Data inadequate
C.
8%
D.
5%
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ANSWER :
A. 100%