RRB NTPC 2021-17-02-2021-2 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-17-02-2021-2 RRB Questions

31.
Select the option that is different from the rest.
A.
981
B.
749
C.
636
D.
868
ANSWER :
D. 868
32.

If x – y = 5 and xy = 15, then what is the value of x3 – y3?

A.

350

B.

125

C.

– 100

D.

250

ANSWER :

A. 350

33.
Five friends A, B, C, D and E live in a society. All of them like the cars Brand P, Brand Q, Brand R, Brand S and Brand T, of a particular colour, blue, grey, white, silver and black but not in the order as given.
a. A likes black car but not Brand T.
b. D does not like silver car. He prefers Brand S.
c. E does not like Brand R and Brand T.
d. C likes blue Brand R.
e. One of them likes Silver Brand Q
f. B likes white car.
Who likes Brand Q?
A.
E
B.
B
C.
A
D.
D
ANSWER :
A. E
34.
Which of the following statements is NOT correct?
A.
Uttar Pradesh is the largest producer of sugarcane in India.
B.
Assam is the largest producer of tea in India.
C.
Punjab is the largest producer of wheat in India.
D.
Kerala is the largest producer of rubber in India.
ANSWER :
C. Punjab is the largest producer of wheat in India.
35.
Which of the following is depicted on the Indian 200-rupee note?
A.
Red Fort
B.
Ellora Caves
C.
Mangalyaan
D.
Sanchi Stupa
ANSWER :
D. Sanchi Stupa
36.
Who has been awarded the Nobel prize for his research on transmission of malaria?
A.
Robert G Edwards
B.
Ronald Ross
C.
Paul Lauterbur
D.
Karl Landsteiner
ANSWER :
B. Ronald Ross
37.
What is the square root of 66049?
A.
267
B.
253
C.
263
D.
257
ANSWER :
D. 257
38.
The LCM of 6, 9 and x is 72. Which of the given options can be a possible value of x?
A.
24
B.
12
C.
36
D.
18
ANSWER :
A. 24
39.
Which of the following statements is NOT correct?
A.
The United Nations (UN) has six official languages.
B.
The United Nations Security Council (UNSC) has five permanent members.
C.
The International Court of Justice (ICJ) has fifteen judges.
D.
The term of a judge in the International Court of Justice (ICJ) is five years.
ANSWER :
D. The term of a judge in the International Court of Justice (ICJ) is five years.
40.
What is the product of the LCM and the HCF of 15 and 25?
A.
75
B.
225
C.
150
D.
375
ANSWER :
D. 375