RRB NTPC 2021-29-01-2021-2 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-29-01-2021-2 RRB Questions

11.
Find the greatest number that divides 128, 303 and 247, leaving remainders 4, 7 and 19, respectively.
A.
4
B.
6
C.
7
D.
5
ANSWER :
A. 4
12.
Ravi is 5 years older than his wife who is 5 times as old as her daughter. Three years ago her daughter's age was 4 years. What is Ravi's present age?
A.
24 years
B.
42 years
C.
40 years
D.
25 years
ANSWER :
C. 40 years
13.
Find the arithmetic mean of the first 15 natural numbers.
A.
8
B.
15
C.
16
D.
9
ANSWER :
A. 8
14.
How will you write 4.17 hours in hours, minutes and seconds?
A.
4 hours 10 minutes and 12 seconds
B.
4 hours 17 minutes
C.
4 hours 10 minutes and 20 seconds
D.
4 hours 10 minutes and 7 seconds
ANSWER :
A. 4 hours 10 minutes and 12 seconds
15.
Sachin covers a certain distance by car driving at 80 km/h and he returns to the starting point riding on a scooter at 50 km/h. Find his average speed for the whole journey up to 2 decimal places.
A.
62.42 km/h
B.
63.43 km/h
C.
60.26 km/h
D.
61.54 km/h
ANSWER :
D. 61.54 km/h
16.

The foundation day of the UN Charter was on:

A.

29th October 1946

B.

21st October 1950

C.

20th October 1932

D.

24th October 1945

ANSWER :

D. 24th October 1945

17.

If the price of tea increases by 20%, by what percentage should a household reduce its consumption of tea so that the budget remains the same?

A.

16 \( \frac{2}{3} \) %

B.

14 \( \frac{2}{3} \) %

C.

15 \( \frac{2}{3} \) %

D.

13 \( \frac{2}{3} \) %

ANSWER :

A. 16 \( \frac{2}{3} \) %

18.

The value of 3.14 (with 4 recurring) is:

A.

3 \( \frac{12}{90} \)

B.

3 \( \frac{13}{90} \)

C.

3 \( \frac{14}{90} \)

D.

3 \( \frac{11}{90} \)

ANSWER :

B. 3 \( \frac{13}{90} \)

19.
Which of the following does NOT come under Infrastructure?
A.
Entertainment
B.
Sewage
C.
Transportation
D.
Electricity
ANSWER :
A. Entertainment
20.
Cytoplasm is a jelly-like fluid that is present between:
A.
nucleus and organelles
B.
nucleus and cell membrane
C.
nerves and cells
D.
fats and tissues
ANSWER :
B. nucleus and cell membrane