RRB NTPC 2021-05-03-2021-2 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-05-03-2021-2 RRB Questions

21.

Ramu can reach a certain place in 30 hours. If he reduces his speed by \( \frac{1}{15} \)th, he goes 10 km less in that time. Find his speed.

A.

4 km/h

B.

6 km/h

C.

5½ km/h

D.

5 km/h

ANSWER :

D. 5 km/h

22.
India's Polar Satellite Launch Vehicle (PSLV-C45) successfully launched _____ on 1st April, 2019.
A.
GSAT
B.
INSAT
C.
EMISAT
D.
DELSAT
ANSWER :
C. EMISAT
23.
Pushpa introduced her friends to Sujeeta and Radha by saying, "Radha's maternal grandmother's only son-in-law is Sujeeta's father". From the options given below, how is Sujeeta related to Radha?
A.
Mother-in-law
B.
Sister
C.
Mother
D.
Maternal aunt
ANSWER :
B. Sister
24.

The following figure is a combination of 4 figures, A, B, C and D. Figure A represents people who are pizza lovers while figure B represents burger lovers. Figure C and D represent noodle and dumpling lovers respectively. According to the figure below, what does region 5 depict?

A.

People who are only pizza and dumpling lovers

B.

People who are pizza, noodle and dumpling lovers

C.

People who are pizza, noodle and burger lovers

D.

People who are only pizza and noodle lovers

ANSWER :

B. People who are pizza, noodle and dumpling lovers

25.

Simplify the following.
\( \frac{2}{5} \)\( \frac{1}{2} \) × [2 + {3 + (12 + 4 + 3)}]

A.

9 \( \frac{3}{2} \)

B.

9 \( \frac{3}{4} \)

C.

9 \( \frac{3}{6} \)

D.

9 \( \frac{3}{5} \)

ANSWER :

D. 9 \( \frac{3}{5} \)

26.
Karan walked 100 steps towards the north and then walked 30 steps after turning to his left. He then walked 40 steps towards his right. He then, turned towards his right and walked 40 steps. From there, turning towards his right he walked 140 steps. How far and in which direction is Karan with respect to the starting point?
A.
10 steps, East
B.
20 steps, West
C.
10 steps, West
D.
20 steps, North
ANSWER :
A. 10 steps, East
27.

Solve the following
\(\sqrt[3]{\sqrt{0.000064}}\)= ?

A.

0.2

B.

2.0

C.

0.02

D.

0.002

ANSWER :

A. 0.2

28.
The ratio of the age of Naresh to that of Suresh is 6 : 5 and the sum of their ages is 44 years. The ratio of their respective ages after 15 years will be:
A.
39 : 35
B.
30 : 35
C.
34 : 39
D.
39 : 34
ANSWER :
A. 39 : 35
29.
A spring balance is a device commonly used for measuring the _____ acting on an object.
A.
force
B.
momentum
C.
velocity
D.
weight
ANSWER :
A. force
30.
Muriatic acid is scientifically known as:
A.
Sulphuric acid
B.
Perchloric acid
C.
Hydrochloric acid
D.
Picric acid
ANSWER :
C. Hydrochloric acid