RRB NTPC 2021-16-02-2021-2 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-16-02-2021-2 RRB Questions

11.

The value of the expression (1 + \( \frac{1}{3} \))(1 + \( \frac{1}{4} \))(1 + \( \frac{1}{5} \))…(1 + \(\frac{1}{n-1}\)) is:

A.

\( \frac{n}{3} \)

B.

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

C.

1 + \( \frac{1}{n} \)

D.

\(\frac{n}{n-1}\)

ANSWER :

A. n/3

12.
With which of the following organisations were Ram Prasad Bismil, Chandrashekhar Azad and Bhagat Singh associated?
A.
Hindustan Socialist Republican Association
B.
Azad Hind Fauj
C.
Naujawan Bharat Sabha
D.
Hind Socialist Republican Association
ANSWER :
A. Hindustan Socialist Republican Association
13.
Consider the given statement and decide which of the given assumptions is/are implicit in the statement.
Statement:
"From next month, everyone has to pay income tax no matter what your income is" – Government notice said.
Assumptions:
I: Government Treasury fund is getting short.
II: People of the country have become rich.
A.
Neither I nor II is implicit.
B.
Both I and II are implicit.
C.
Only assumption II is implicit.
D.
Only assumption I is implicit.
ANSWER :
A. Neither I nor II is implicit.
14.
A vendor sold 16 clips for a rupee and got 25% profit. How many clips did he buy for a rupee?
A.
20
B.
10
C.
25
D.
15
ANSWER :
A. 20
15.

The sum of 3.\(\overline{26}\) - 2.\(\overline{14}\)+ 1.\(\overline{33}\) is:

A.

2.\(\overline{45}\)

B.

2.\(\overline{25}\)

C.

2.\(\overline{15}\)

D.

2.\(\overline{55}\)

ANSWER :

A. 2.\(\overline{45}\)

16.
Who among the following was one of the defence attorneys of the famous 'Sehgal–Dhillon–Shah Nawaz' trials?
A.
Rajendra Prasad
B.
Agha Khan
C.
Jawaharlal Nehru
D.
Pattabhi Sitaramayya
ANSWER :
C. Jawaharlal Nehru
17.

If (x + \( \frac{1}{x} \)) = 7, then (x - \( \frac{1}{x} \)) is equal to:

A.

2\(\sqrt{5}\)

B.

\(\sqrt{5}\)

C.

3\(\sqrt{5}\)

D.

5\(\sqrt{5}\)

ANSWER :

C. 3\(\sqrt{5}\)

18.
Which of the following numbers is NOT prime?
A.
811
B.
317
C.
817
D.
313
ANSWER :
C. 817
19.
In April 2019, ______ became the first Indian woman to be elected to the Fellow of the Royal Society (FRS).
A.
Dr. Indira Hinduja
B.
Dr. Gagandeep Kang
C.
Kiran Mazumdar Shaw
D.
Tessy Thomas
ANSWER :
B. Dr. Gagandeep Kang
20.

Solve the given equation.
\(\frac{3+4\div2\times3}{4+3\times2\div3}\) =

A.

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

B.

\( \frac{5}{4} \)

C.

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

D.

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

ANSWER :

D. \( \frac{3}{2} \)