RRB Group D 2022-5-9-2022-3 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-5-9-2022-3 RRB Questions

41.
A certain number of people are sitting in a straight row, facing north. B is fourth to the left of G; F is fourth to the right of C and second to the left of K, who is fifth to the right of A. D is not an immediate neighbour of either K or B. There are only three persons between J and A. J and K are sitting at extreme ends. G is second to the right of C. If no other person is sitting in the row, What is the total number of persons seated?
A.
Ten
B.
Seven
C.
Six
D.
Eight
😑 View Answer Rough Work
ANSWER :
A. Ten
42.
Rajani’s father is three times older than Rajani and Rajani is twice as old as her sister Lavanya. Two years from now the sum of the given three person ages will be 60 years. Find the present age of Rajani.
A.
12 years
B.
8 years
C.
36 years
D.
13 years
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ANSWER :
A. 12 years
43.
The marked price of a cooker is same at four shops I, II, III and IV. Shop I allows two successive discounts of 20% and 15%; shop II allows successive discounts of 18% and 17%; shop III allows successive discounts of 25% and 10%; and shop IV allows successive discounts of 15%, 15%, and 9% on the marked price of the cooker. Which shop is selling the cooker at the lowest price?
A.
IV
B.
II
C.
I
D.
III
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ANSWER :
D. III
44.
The measure of responsiveness of the demand for Tea towards the change in the price of Coffee in the market is an example of ________.
A.
Direct Demand
B.
Cross Elasticity of Demand
C.
Composite Demand
D.
Indirect Demand
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ANSWER :
B. Cross Elasticity of Demand
45.
Consider the following statements about magnetic field of a Bar Magnet (a) It has magnitudes and directions both. (b) Magnetic field lines are closed curves. Which of the above statements is/are correct?
A.
Only (b)
B.
Both (a) and (b)
C.
Only (a)
D.
Neither (a) nor (b)
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ANSWER :
B. Both (a) and (b)
46.
‘Hind Swaraj’—the title of the first definitive writing of which freedom fighter is still generating critical interest around the world?
A.
Mahatma Gandhi
B.
Lala Lajpat Rai
C.
Jawaharlal Nehru
D.
Dadabhai Naoroji
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ANSWER :
A. Mahatma Gandhi
47.
What are the intertwined aquatic structures in the filaments of fungi called, where the exchange of nutrients occurs
A.
Thasmni
B.
Hyphica / Hyphae
C.
Thsanli
D.
Pattamas
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ANSWER :
B. Hyphica / Hyphae
48.

Simplify the given expression.
\(\frac{3-5x^2}{1-x^3}+\frac{1}{1-x}-\frac{5x+4}{1+x+x^2}\)

A.

\(\frac{x}{1-x^3}\)

B.

\(\frac{2x^2}{1-x^3}\)

C.

\(\frac{x^2}{1-x^3}\)

D.

\(\frac{2x}{1-x^3}\)

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ANSWER :

C. \(\frac{x^2}{1-x^3}\)

49.
Compound X is used in glass and soap industry. Ten molecules of water of crystallisation are present in this compound. The pH value of its solution is higher than 7. Identify compound X.
A.
Bleaching powder
B.
Baking soda
C.
Sodium hydroxide
D.
Washing soda
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ANSWER :
D. Washing soda
50.

Simplify the given expression.
\(\left(\frac{8}{125}\right)^{\frac{2}{3}}\times\left(\frac{27}{64}\right)^{-\frac{2}{3}}\div\left(\frac{5}{4}\right)^{-2}\)

A.

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

B.

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

C.

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

D.

\(\frac{3}{8}\)

😑 View Answer Rough Work
ANSWER :

A. \(\frac{4}{9}\)