20th February Shift 3

Question 1

Simar starts from Point A and drives 10 km towards south. He then takes a right turn, drives 7 km, turns right and drives 12 km. He then takes a right turn and drives 9 km. He takes a final right turn, drives 2 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again?

(All turns are 90 degree turns only unless specified.)

Accepted Answer

2 km to the west

Answer

3 km to the west

Answer

2 km to the east

Answer

3 km to the east

Question 2

A tap can fill a cistern in 32 hours, while another tap can empty the full cistern in 64 hours. If the cistern is initially empty and both taps are opened together, find the time (in hours) required to fill one-fourth of the cistern.

Accepted Answer

16

Answer

64

Answer

48

Answer

32

Question 3

The list price of a refrigerator is ₹15,000. It is sold to a retailer after two successive discounts of 32% and 40%. The retailer wants to earn a profit of 45% on his cost after allowing a 49% discount (on its new list price) to the customer. At what price should he list the refrigerator?

Accepted Answer

₹17,400

Answer

₹17,412

Answer

₹17,325

Answer

₹17,504

Question 4

D, R, A, W and S have different marks. Only one person has scored between A and R. Only one person has scored between R and W. S has scored more than R and W. How many people have scored less than D?

Accepted Answer

One

Answer

Two

Answer

Four

Answer

Three

Question 5

Express $5.97\overline{3}$ as a vulgar fraction.

Accepted Answer

$5\frac{219}{225}$

Answer

$5\frac{319}{225}$

Answer

$5\frac{229}{255}$

Answer

$5\frac{319}{215}$

Question 6

Select the pair which follows the same pattern as that followed by the two set of pairs given below. Both pairs follow the same pattern.JKK : KFHHVO : IQL

Accepted Answer

OOP : PJM

Answer

CPR : DKN

Answer

FJL : GDI

Answer

CUK : DPG

Question 7

Why are sulphide ores usually converted into oxides before the extraction of metals?

Accepted Answer

Metal oxides are easier to reduce than sulphides

Answer

Metal sulphides react faster with carbon

Answer

Sulphide ores are unstable at room temperature

Answer

Sulphide ores contain more gangue materials

Question 8

Under the Stand-Up India Scheme, bank loans from Scheduled Commercial Banks (SCBs) are provided in what range for eligible beneficiaries?

Accepted Answer

₹10 lakh to ₹1 crore

Answer

₹5 lakh to ₹50 lakh

Answer

₹25 lakh to ₹2 crore

Answer

₹1 crore to ₹5 crore

Question 9

If $\frac{4(x^2+1)-8x}{3x}=6$, $x>0$, then find the positive value of $\sqrt{x}+\frac{1}{\sqrt{x}}$.

Accepted Answer

$\sqrt{\frac{17}{2}}$

Answer

$\sqrt{\frac25}$

Answer

$\sqrt{\frac23}$

Answer

$\sqrt{\frac53}$

Question 10

What is the primary composition of the stable composite developed by IIT Mandi that prevents 2D semiconductors from degrading?

Accepted Answer

Tungsten disulfide (WS) encapsulated in polydimethylsiloxane (PDMS)

Answer

Carbon nanotubes embedded in polymer matrix

Answer

Boron nitride mixed with epoxy resin

Answer

Graphene combined with silicone

Question 11

If 14.8 : x :: x : 3.7 and x > 0, then find the value of x.

Accepted Answer

7.4

Answer

4.1

Answer

12.9

Answer

11.4

Question 12

'Utkal Diwas', which was celebrated on 1st April 2025, marks the anniversary of the statehood of __________.

Accepted Answer

Odisha

Answer

Chhattisgarh

Answer

Uttarakhand

Answer

Telangana

Question 13

Seven boxes, D, E, F, G, H, W and X, are kept one over the other, but not necessarily in the same order.Only H is kept above E. Only D is kept between E and G. Only F is kept below X.How many boxes are kept between W and E?

Accepted Answer

Two

Answer

One

Answer

Three

Answer

Four

Question 14

19 is related to 287 following a certain logic. Following the same logic, 23 is related to 347. To which of the following is 28 related, following the same logic?(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

Accepted Answer

422

Answer

426

Answer

424

Answer

420

Question 15

Why are brackets used in the formula Ca(OH)₂?

Accepted Answer

To indicate two hydroxide groups

Answer

To show ionic nature

Answer

To balance oxygen atoms

Answer

To represent molecular bonding

Question 16

In a certain code language,A + B means ‘A is the daughter of B’A – B means ‘A is the brother of B’A x B means ‘A is the wife of B’A ÷ B means ‘A is the father of B’Based on the above, how is E related to K if ‘E – F + G x H ÷ K’?

Accepted Answer

Brother

Answer

Husband

Answer

Son

Answer

Father

Question 17

If + means - , - means x , x means ÷ , ÷ means +, then what will come in place of the question mark (?) in the following equation?$4-18×3÷50+33=?$

Accepted Answer

41

Answer

31

Answer

40

Answer

30

Question 18

The average of the first 18 positive multiples of 11 is:

Accepted Answer

104.5

Answer

18

Answer

11

Answer

99

Question 19

How many metres of cloth 2 metres wide will be required to make a conical tent with the diameter of the base being 14 metres and its slant height being 9.5 metres?(Use $\pi=\frac{22}{7}$)

Accepted Answer

104.5

Answer

114.5

Answer

124.5

Answer

109.5

Question 20

A dentist uses a mirror to obtain a large image of a patient’s tooth. Which mirror should the dentist use and why?

Accepted Answer

Concave mirror, because it gives a magnified image

Answer

Plane mirror, because it gives a real image

Answer

Spherical mirror, because it gives a virtual image

Answer

Convex mirror, because it gives a magnified image

20th February Shift 3 — RRB JE PYQ

Sample Questions from this Test

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