RRB NTPC 2021-08-01-2021-1 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-08-01-2021-1 RRB Questions

11.
Seven chocolates, A, B, C, D, E, F and G, are bought at different costs between ₹40 and ₹50 (excluding both ₹40 and ₹50) but not necessarily in the same order. The cost of chocolate C is ₹5 less than that of chocolate E. The cost of chocolate A is a prime number. The cost of chocolate F is ₹2 more that of chocolate A. The cost of chocolate F is more than that of chocolate E. The cost of chocolate D is an odd number. The cost of chocolate G is ₹3 more than the cost of chocolate D. None of the chocolates cost ₹44. The cost of chocolate B is an even number. What is the cost of chocolate E?
A.
₹47
B.
₹45
C.
₹46
D.
₹42
ANSWER :
C. ₹46
12.

Three friends arranged a party. Tanveer paid \( \frac{2}{3} \) as much as Yusuf paid. Yusuf paid \( \frac{1}{2} \) as much as Sachin paid. The fraction of the total expenditure by Yusuf was:

A.

\( \frac{2}{11} \)

B.

\( \frac{3}{11} \)

C.

\( \frac{7}{11} \)

D.

\( \frac{5}{11} \)

ANSWER :

B. \( \frac{3}{11} \)

13.
The speed of a boat in still water is 15 km/h. The speed of the current is 3 km/h. The difference between the time taken for upstream and downstream to complete two trips (i.e from one end to the other coming back and repeating the same again) is 10 minutes. What is the distance between the two ends?
A.
2 km
B.
3.5 km
C.
2.5 km
D.
3 km
ANSWER :
D. 3 km
14.

Simplify 1.8 + 2 × \(\frac{3}{2}\times\frac{1}{2}\left\{\frac{2}{5}\div\left(\frac{3}{5}\times\frac{2}{3}\right)\times\frac{3}{2}\right\}\) − 1}

A.

0.2

B.

-1

C.

1

D.

2.55

ANSWER :

D. 2.55

15.
The first passenger train in India was operated between: ______
A.
Roorkee and Piran Kaliyar
B.
Howrah and Hoogly
C.
Royapuram and Wallajah Road
D.
Bombay and Thane
ANSWER :
D. Bombay and Thane
16.
As of Nov 2020, who is the Chief Justice of India?
A.
S Arvind Bobde
B.
J Chelameswar
C.
Kurian Joseph
D.
Deepak Mishra
ANSWER :
A. S Arvind Bobde
17.
INTERPOL has its headquarters in ______
A.
Spain
B.
France
C.
Switzerland
D.
Germany
ANSWER :
B. France
18.
In an effort to provide a safe and secure e-payment option, RBI has launched ______
A.
Vision 2022
B.
Vision 2021
C.
Vision 2020
D.
Vision 2019
ANSWER :
B. Vision 2021
19.
Two poles of height 20 and 14 meters are joined at the top by a wire which makes an angle of 30° with the horizontal. The length of the wire is:
A.
12 m
B.
10 m
C.
16 m
D.
14 m
ANSWER :
A. 12 m
20.
The difference between two numbers is 5. If 25 is subtracted from the smaller number and 20 is added to the greater number the ratio becomes 1:2. What is the greater number?
A.
90
B.
85
C.
80
D.
75
ANSWER :
C. 80