RRB Group D Mock Test

Q1. Two runners start from the same mark. Runner A runs 50 meters north, and Runner B runs 70 meters south. What is the distance between them?

20 meters 50 meters 70 meters 120 meters

Q2. A car travels at 80 km/h for 3 hours. What distance does it cover?

220 km 230 km 240 km 250 km

Q3. The pressure exerted by a fluid column of height h and density ρ is given by:

ρgh P/A ρ/gh gh/ρ

Q4. Ravi starts from point A, walks 10 meters north to reach point B. He then turns east and walks 15 meters to reach point C. From C, he walks 20 meters south to reach point D. Finally, he walks 10 meters west to reach point E. His mother is located 5 meters north and 5 meters east of point E. If Ravi's starting point A is considered the origin (0,0), what are the coordinates of his mother's location, assuming north is positive y and east is positive x?

(10, 10) (5, 5) (10, 5) (5, 10)

Q5. Two trains start from the same station at the same time and travel in opposite directions. One travels at 50 km/h and the other at 40 km/h. How long will it take for them to be 270 km apart?

2 hours 3 hours 2.5 hours 3.5 hours

Q6. What is a quota?

A tax on imported goods A limit on the quantity of goods that can be imported or exported An agreement to reduce trade barriers A trade surplus

Q7. What is the loss percentage if an item costing Rs. 500 is sold for Rs. 450?

5% 8% 10% 12%

Q8. The cost price of a book is Rs. 200. If it is sold for Rs. 240, what is the profit percentage?

15% 20% 25% 10%

Q9. A term is distributed when it refers to:

Some members of the class All members of the class No members of the class At least one member of the class

Q10. When a statute is ambiguous, courts may use analogical reasoning to interpret it by comparing it to:

Other statutes with similar legislative intent, even if dealing with different subject matter. Obiter dicta from unrelated cases. Public opinion polls regarding the statute. The personal beliefs of the legislators.

Q11. The production of nylon involves polymerization of which type of monomers?

Alkenes Alcohols Diamines and dicarboxylic acids Aldehydes

Q12. Which of the following represents the valid mood 'Ferio'?

EAE-1 AII-2 EIO-1 OAO-3

Q13. The transition of a substance from liquid to solid state is known as:

Fusion Vaporization Solidification Sublimation

Q14. A said to B, "Your father is the only brother of my mother." How is A related to B?

Cousin Son Nephew Brother

Q15. Which of the following rules of valid syllogisms ensures that the conclusion covers only those about whom information is provided in the premises?

The middle term must be distributed at least once. If a term is distributed in the conclusion, it must be distributed in the premise. Two negative premises yield no valid conclusion. A particular conclusion requires at least one particular premise.

Q16. A transformer works on the principle of:

Heating effect of current Electromagnetic induction Motor effect Electrostatic induction

Q17. Which of the following is NOT a type of glial cell?

Astrocyte Neuron Oligodendrocyte Microglia

Q18. What is the primary task of a search algorithm?

To arrange elements in order To find a specific element in a collection To combine lists To remove duplicates

Q19. A shopkeeper sells two articles for the same price. He gains 10% on the first article and loses 10% on the second article. What is the overall percentage profit or loss?

1% profit 1% loss No profit, no loss 10% loss

Q20. What is 20% of 50?

5 10 20 25

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