Official Paper

RRB JE CBT I - (Held On: 31 May 2019 Shift 3) (Previous Year Paper)

100 questions · 90 minutes · with answers · free

Test (100 questions)

1

Find the ODD one out from the given options.

  1. ((a))

    K

  2. ((b))

    X

  3. ((c))

    R

  4. ((d))

    N

Show Answer
Answer: ((a))

K

2

Instead of dividing Rs. 117 among P, Q and R in the ratio 1/2 : 1/3 : 1/4, it was wrongly divided in the ratio 2 : 3 : 4. Who gains the most in this distribution and how much do they gain?

  1. ((a))

    P, Rs. 28

  2. ((b))

    Q, Rs. 35

  3. ((c))

    R, Rs. 27

  4. ((d))

    R, Rs. 25

Show Answer
Answer: ((a))

P, Rs. 28

3

Find the HCF of (a3 + b3), (a + b)2 and (a2 - b2).

  1. ((a))

    (a + b) (a - b)

  2. ((b))

    (a + b)

  3. ((c))

    (a - b)

  4. ((d))

    (a3 + b3) (a2 - b2)

Show Answer
Answer: ((a))

(a + b) (a - b)

4

Rs. 800 become Rs. 956 in 3 years at a certain rate of Simple Interest. What is the rate?

  1. ((a))

    6.5%

  2. ((b))

    8%

  3. ((c))

    7.5%

  4. ((d))

    8.2%

Show Answer
Answer: ((a))

6.5%

5

In which dance form do performers wear a cylindrical skirt named 'Potloi'?

  1. ((a))

    Manipuri

  2. ((b))

    Kuchipudi

  3. ((c))

    Kathak

  4. ((d))

    Bharatanatyam

Show Answer
Answer: ((a))

Manipuri

6

A substance that donates a pair of electrons to form coordinate covalent bond is called -

  1. ((a))

    Lewis-base

  2. ((b))

    Bronsted-Lowry acid

  3. ((c))

    Lewis-acid

  4. ((d))

    Bronsted-Lowry base

Show Answer
Answer: ((a))

Lewis-base

7

If a + b + c = 0 then find value of (b + c)2/bc + (c + a)2/ca + (a + b)2/ab.

  1. ((a))

    8abc

  2. ((b))

    a2 + b2 + c2

  3. ((c))

    2(a + b + c)2

  4. ((d))

    3

Show Answer
Answer: ((a))

8abc

8

What is a 'Test tube Baby?'

  1. ((a))

    Fertilisation takes place in uterus and embryo develops in uterus

  2. ((b))

    Fertilisation of ovum takes place in the test tube, but it develops in uterus

  3. ((c))

    Fertilisation of the ovum takes place in uterus, but develops in the test tube

  4. ((d))

    Fertilisation of ovum takes place in the test tube and develops in the test tube itself

Show Answer
Answer: ((a))

Fertilisation takes place in uterus and embryo develops in uterus

9

Simplify : tanA(1+tan2A)2+cotA(1+cot2A)2\rm \frac{tan A}{\left(1 + tan^2A\right)^2} + \frac{cot A}{\left(1 + cot^2A\right)^2}

  1. ((a))

    sin A cos A

  2. ((b))

    2 sin A cos A

  3. ((c))

    sin A - cos A

  4. ((d))

    (sin A + cos A)2

Show Answer
Answer: ((a))

sin A cos A

10

Choose from the alternatives the figure that best completes the pattern given below.

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

11

Simplify: [2 × (3/2) - 3 × (2/3)] × [2/5 of 3/5 of 100]

  1. ((a))

    25

  2. ((b))

    0

  3. ((c))

    24

  4. ((d))

    12

Show Answer
Answer: ((a))

25

12

Which of the following forces acts on an object perpendicular to the surface?

  1. ((a))

    Magnetic force

  2. ((b))

    Thrust

  3. ((c))

    Mechanical force

  4. ((d))

    Spring force

Show Answer
Answer: ((a))

Magnetic force

13

Itanagar is the capital of -

  1. ((a))

    Arunachal Pradesh

  2. ((b))

    Manipur

  3. ((c))

    Haryana

  4. ((d))

    Assam

Show Answer
Answer: ((a))

Arunachal Pradesh

14

The area of a rectangle is 9/20 times the area of a square. If the length and breadth of the rectangle are in the ratio 5 : 4, then find the ratio of perimeters of rectangle and square.

  1. ((a))

    27 : 40

  2. ((b))

    25 : 45

  3. ((c))

    27 : 20

  4. ((d))

    25 : 48

Show Answer
Answer: ((a))

27 : 40

15

A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. Find the percentage of decrease in its area.

  1. ((a))

    28%

  2. ((b))

    10%

  3. ((c))

    10.08%

  4. ((d))

    20%

Show Answer
Answer: ((a))

28%

16

Two boats P and Q run between two cities A and B on a stream with flow of 5 km/h. The cities are 300 km apart and P and Q have still water speeds of 25 km/h and 15 km/h respectively. P and Q start from cities A and B towards B and A respectively at the same time. When and where will they meet for the second time? (Assume Steam is flowing from City A to City B).

  1. ((a))

    After 20 hours at 200 km from B

  2. ((b))

    After 12 hours at 100 km from B

  3. ((c))

    After 10 hours at 100 km from B

  4. ((d))

    After 20 hours at 100 km from B

Show Answer
Answer: ((a))

After 20 hours at 200 km from B

17

Complete the series.

A, D, H, M, S, (___)

  1. ((a))

    U

  2. ((b))

    Y

  3. ((c))

    V

  4. ((d))

    Z

Show Answer
Answer: ((a))

U

18

Which of the following will best complete the relationship given below?

RAT : SDY :: BAD : ?

  1. ((a))

    DCI

  2. ((b))

    CDI

  3. ((c))

    BFL

  4. ((d))

    LFB

Show Answer
Answer: ((a))

DCI

19

If 'A' means '+', 'B' means '-', 'C' means '×' and 'D' means '÷', then find the value of (1 D 1 C 1) A (2 C 2 D 2) A (3 D 3 C 3) B (4 C 4 D 4).

  1. ((a))

    3

  2. ((b))

    2

  3. ((c))

    6

  4. ((d))

    10

Show Answer
Answer: ((a))

3

20

Choose the figure that best represents the relationship among the classes given below.

Ring, Ornaments, Necklace, Diamond ring

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

21

Ganesh took a loan of Rs. 14000 to be paid after three years with Compound Interest at 10% per annum. How much total amount should he pay at the end of three years?

  1. ((a))

    Rs. 17940

  2. ((b))

    Rs. 18497

  3. ((c))

    Rs. 16200

  4. ((d))

    Rs. 18634

Show Answer
Answer: ((a))

Rs. 17940

22

Which device converts sunlight into electricity?

  1. ((a))

    Chemical cell

  2. ((b))

    Dry cell

  3. ((c))

    Battery

  4. ((d))

    Solar cell

Show Answer
Answer: ((a))

Chemical cell

23

What placed between moving parts of a machine can reduce friction?

  1. ((a))

    Resins

  2. ((b))

    Air cushion

  3. ((c))

    Abrasives

  4. ((d))

    Rough material

Show Answer
Answer: ((a))

Resins

24

If a and b are coprime, then a2 and b2 are -

  1. ((a))

    Coprime

  2. ((b))

    Both even

  3. ((c))

    Need not be coprime

  4. ((d))

    Both odd

Show Answer
Answer: ((a))

Coprime

25

What is the area of the jogging track which is 2 m wide that runs along the perimeter of a rectangle 20 m × 18 m inside it?

  1. ((a))

    136 m2

  2. ((b))

    168 m2

  3. ((c))

    200 m2

  4. ((d))

    140 m2

Show Answer
Answer: ((a))

136 m2

26

How many squares are there in the given figure?

  1. ((a))

    27

  2. ((b))

    25

  3. ((c))

    19

  4. ((d))

    18

Show Answer
Answer: ((a))

27

27

Which is the most famous constellation, which appears in the early summer nights, which has a bear shape?

  1. ((a))

    Leo

  2. ((b))

    Ursa Major

  3. ((c))

    Orion

  4. ((d))

    Scorpio

Show Answer
Answer: ((a))

Leo

28

What is the pH of concentrated sodium hydroxide solution?

  1. ((a))

    14

  2. ((b))

    10

  3. ((c))

    4

  4. ((d))

    7

Show Answer
Answer: ((a))

14

29

The little Rangeet river flows by which hill station of India?

  1. ((a))

    Shimla

  2. ((b))

    Darjeeling

  3. ((c))

    Nainital

  4. ((d))

    Ranikhet

Show Answer
Answer: ((a))

Shimla

30

Find the missing group of alphabets in the following series.

MB, PE, UJ, (___), KZ

  1. ((a))

    KS

  2. ((b))

    BQ

  3. ((c))

    RC

  4. ((d))

    PA

Show Answer
Answer: ((a))

KS

31

The sum of the absolute values of deviations is least when taken from the _____.

  1. ((a))

    Mode

  2. ((b))

    Geometric mean

  3. ((c))

    Median

  4. ((d))

    Arithmetic mean

Show Answer
Answer: ((a))

Mode

32

Choose the alternative that best replaces the question mark(?) in the given figure.

14?
334
312
4964169
  1. ((a))

    7

  2. ((b))

    10

  3. ((c))

    8

  4. ((d))

    4

Show Answer
Answer: ((a))

7

33

Goods worth Rs. 6500 with a rebate of 5% were purchased. Then sales tax at 4% was included in the bill. What is the amount of the bill?

  1. ((a))

    Rs. 6600

  2. ((b))

    Rs. 6576

  3. ((c))

    Rs. 6522

  4. ((d))

    Rs. 6422

Show Answer
Answer: ((a))

Rs. 6600

34

The process of marking genes in a DNA sequence is called -

  1. ((a))

    Annotation

  2. ((b))

    Proteomics

  3. ((c))

    Sequence assembly

  4. ((d))

    Gene expression

Show Answer
Answer: ((a))

Annotation

35

Which of the following substances has infinitely high resistance?

  1. ((a))

    Resistors

  2. ((b))

    Conductors

  3. ((c))

    Insulators

  4. ((d))

    Super conductors

Show Answer
Answer: ((a))

Resistors

36

If 'tir sil fit' stands for 'nice big home'; 'kon hit sil' stands for 'home is good' and 'bdf zkr kon' stands for 'cost is low', which word would represent 'good'?

  1. ((a))

    sil 

  2. ((b))

    zkr

  3. ((c))

    kon

  4. ((d))

    hit

Show Answer
Answer: ((a))

sil 

37

In a certain code, 'MAN' is written as 'SANM', and 'WORD' is written as 'SORDW'. How would 'SALE' be written in that code?

  1. ((a))

    LESAS

  2. ((b))

    LEASS

  3. ((c))

    SALES

  4. ((d))

    SEALS

Show Answer
Answer: ((a))

LESAS

38

Which of the following can be measured with the help of SONAR?

  1. ((a))

    Sound created by animals in forest

  2. ((b))

    Distance of aircrafts

  3. ((c))

    Sound pitch of aircrafts

  4. ((d))

    Distance, direction and speed of under water objects.

Show Answer
Answer: ((a))

Sound created by animals in forest

39

Find the ODD one out from the given options.

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

40

Which of the following countries will host the Rugby World Cup 2019?

  1. ((a))

    Indonesia

  2. ((b))

    Canada

  3. ((c))

    China

  4. ((d))

    Japan

Show Answer
Answer: ((a))

Indonesia

41

The electronic configuration of chlorine is -

  1. ((a))

    2, 7

  2. ((b))

    2, 8, 7

  3. ((c))

    2, 8, 8, 7

  4. ((d))

    2, 7, 8

Show Answer
Answer: ((a))

2, 7

42

Which of the following technology won the Platinum under Emerging Technology category of Digital India Awards 2018?

  1. ((a))

    Rajkot Eyeway Project

  2. ((b))

    Blockchain Implementation in Land Records, Andhra Pradesh

  3. ((c))

    Ajmer Smart City Project

  4. ((d))

    Crop Area Estimation and Loss Assessment for the State of Gujarat

Show Answer
Answer: ((a))

Rajkot Eyeway Project

43

Which Indian state has the largest number of seats reserved for the Scheduled Tribes in the Lok Sabha?

  1. ((a))

    Madhya Pradesh

  2. ((b))

    Andhra Pradesh

  3. ((c))

    Rajasthan

  4. ((d))

    Gujarat

Show Answer
Answer: ((a))

Madhya Pradesh

44

When prices rise between 20% to 100% per annum or even more, it is termed as -

  1. ((a))

    Running inflation

  2. ((b))

    Trotting inflation

  3. ((c))

    Hyperinflation

  4. ((d))

    Creeping inflation

Show Answer
Answer: ((a))

Running inflation

45

A house worth Rs. 150000 is sold by X to Y at 5% profit. If Y sells the house back to X at 2% loss, then in the entire transaction:

  1. ((a))

    X loses Rs. 4350

  2. ((b))

    X gains Rs. 3150

  3. ((c))

    X loses Rs. 1350

  4. ((d))

    X gains Rs. 4350

Show Answer
Answer: ((a))

X loses Rs. 4350

46

Ages of A and B differ by 6 and are in the ratio 3 : 5. What is the sum of their ages ?

  1. ((a))

    16

  2. ((b))

    24

  3. ((c))

    32

  4. ((d))

    40

Show Answer
Answer: ((a))

16

47

The reaction in which two compound exchange their ions to form two new compounds is called -

  1. ((a))

    Double displacement reaction

  2. ((b))

    Displacement reaction

  3. ((c))

    Redox reaction

  4. ((d))

    Combination reaction

Show Answer
Answer: ((a))

Double displacement reaction

48

The atomic radius of potassium is ____ that of sodium.

  1. ((a))

    Half

  2. ((b))

    Equal to

  3. ((c))

    Lesser than

  4. ((d))

    Greater than

Show Answer
Answer: ((a))

Half

49

Which of the following is NOT a part of the digestive system?

  1. ((a))

    Stomach

  2. ((b))

    Heart

  3. ((c))

    Liver

  4. ((d))

    Mouth

Show Answer
Answer: ((a))

Stomach

50

When did Bhopal gas tragedy take place?

  1. ((a))

    1983

  2. ((b))

    1980

  3. ((c))

    1984

  4. ((d))

    1981

Show Answer
Answer: ((a))

1983

51

Two pipes can fill a tank in 30 minutes and 60 minutes respectively. Another pipe at the bottom will empty it in 120 minutes. If all the pipes are open, in what time will the tank get filled?

  1. ((a))

    24 minutes

  2. ((b))

    40 minutes

  3. ((c))

    50 minutes

  4. ((d))

    52 minutes

Show Answer
Answer: ((a))

24 minutes

52

Find the value of sin3017cos5943cosec32sec58\rm \frac{sin 30^{\circ} 17^\prime}{cos 59^{\circ} 43^\prime} - \frac{cosec32^{\circ}}{sec 58^{\circ}}

  1. ((a))

    2

  2. ((b))

    1/2

  3. ((c))

    0

  4. ((d))

    1

Show Answer
Answer: ((a))

2

53

Mark the INCORRECT statement(s).

(i) In a proper fraction, numerator < denominator.

(ii) Mixed numbers can be written as proper fractions.

(iii) Improper fractions can be rewritten as mixed numbers.

(iv) Like fractions have the same numerator.

  1. ((a))

    Statement (iv) only

  2. ((b))

    Statements (ii) and (iv) only

  3. ((c))

    Statement (ii) only

  4. ((d))

    Statement (iii) only

Show Answer
Answer: ((a))

Statement (iv) only

54

Which of the following metallic elements is denser than water?

  1. ((a))

    Potassium

  2. ((b))

    Sodium

  3. ((c))

    Calcium

  4. ((d))

    Lithium

Show Answer
Answer: ((a))

Potassium

55

If the object is placed between infinity and optical centre O of the concave lens, how will the image be formed after refraction?

  1. ((a))

    Real and inverted

  2. ((b))

    Virtual and erect

  3. ((c))

    Real and enlarged

  4. ((d))

    Real and same size

Show Answer
Answer: ((a))

Real and inverted

56

A boy was asked to write the value of (2)5 × (8)2. He wrote it as 2582. Find the difference between the obtained and the actual value.

  1. ((a))

    189

  2. ((b))

    0

  3. ((c))

    534

  4. ((d))

    37

Show Answer
Answer: ((a))

189

57

Separating funnel is used to separate a mixture of -

  1. ((a))

    Miscible liquids

  2. ((b))

    Salt and camphor

  3. ((c))

    Dye in a black ink

  4. ((d))

    Immiscible liquids

Show Answer
Answer: ((a))

Miscible liquids

58

If 'MISTAKE' is coded as 9765412 and 'NAKED' is coded as 84123, how is 'STAIN' coded?

  1. ((a))

    89483

  2. ((b))

    65478

  3. ((c))

    68194

  4. ((d))

    98175

Show Answer
Answer: ((a))

89483

59

Who won the first Twenty20 Cricket World Cup?

  1. ((a))

    India 

  2. ((b))

    West Indies

  3. ((c))

    Pakistan

  4. ((d))

    England

Show Answer
Answer: ((a))

India 

60

Find the ODD one out from the given options.

  1. ((a))

    1331

  2. ((b))

    729

  3. ((c))

    2197

  4. ((d))

    441

Show Answer
Answer: ((a))

1331

61

Echocardiograph makes use of -

  1. ((a))

    Bioelectricity

  2. ((b))

    Radiation

  3. ((c))

    Ultrasound

  4. ((d))

    X-ray

Show Answer
Answer: ((a))

Bioelectricity

62

Which creature usually makes a web to trap its victims?

  1. ((a))

    Cockroach

  2. ((b))

    Caterpillar

  3. ((c))

    Spider

  4. ((d))

    Silkworm

Show Answer
Answer: ((a))

Cockroach

63

Find the value of 1+ 2+ 32 + ____ + 102.

  1. ((a))

    265

  2. ((b))

    285

  3. ((c))

    385

  4. ((d))

    305

Show Answer
Answer: ((a))

265

64

What is the name of a female reproductive cell?

  1. ((a))

    Sperm

  2. ((b))

    Ovary

  3. ((c))

    Egg

  4. ((d))

    Ovule

Show Answer
Answer: ((a))

Sperm

65

Two girls travel in opposite directions, the former from 'A' at a speed of 25 km/h and takes 20 hours to reach her destination 'B'. The latter from 'B' takes 25 hours to reach her destination 'A' meeting the former on her way. What is the latter's speed?

  1. ((a))

    25 km/h

  2. ((b))

    20 km/h

  3. ((c))

    15 km/h

  4. ((d))

    18 km/h

Show Answer
Answer: ((a))

25 km/h

66

Simplify : (7+35)×(735)\rm \sqrt{\left(7+{3\sqrt5}\right)\times{\left(7-{3\sqrt5}\right)}}

  1. ((a))

    1

  2. ((b))

    3

  3. ((c))

    2

  4. ((d))

    4

Show Answer
Answer: ((a))

1

67

The electronic configuration of sodium is -

  1. ((a))

    2, 8

  2. ((b))

    2, 8, 1

  3. ((c))

    2, 7, 8

  4. ((d))

    2, 8, 7

Show Answer
Answer: ((a))

2, 8

68

An electric heater is rated at 2 kW. Electrical energy costs Rs. 4 per kWh. What is the cost of using the heater for 3 hours?

  1. ((a))

    Rs. 48

  2. ((b))

    Rs. 24

  3. ((c))

    Rs. 12

  4. ((d))

    Rs. 36

Show Answer
Answer: ((a))

Rs. 48

69

If many bulbs are connected in series in a circuit, and if one bulb blows off, what happens to the other bulbs?

  1. ((a))

    A few bulbs burst

  2. ((b))

    Some bulbs glow and some do not glow

  3. ((c))

    All the other bulbs stop glowing

  4. ((d))

    All the other bulbs glow

Show Answer
Answer: ((a))

A few bulbs burst

70

Starting from a point S, Mahesh walked 25 m towards south. He turned to his left and walked 50 m. He again turned to his left and walked 25 m. He again turned to his left and walked 60 m and reached a point T. How far and in which direction is Mahesh from Point S?

  1. ((a))

    25 m, north

  2. ((b))

    10 m, east

  3. ((c))

    10 m, west

  4. ((d))

    25 m, west

Show Answer
Answer: ((a))

25 m, north

71

Budget of a state under President's rule is presented to -

  1. ((a))

    President of India

  2. ((b))

    Rajya Sabha

  3. ((c))

    Lok Sabha

  4. ((d))

    Prime Minister of India

Show Answer
Answer: ((a))

President of India

72

Which of the following glands controls the rate of energy release inside the body?

  1. ((a))

    Thyroid

  2. ((b))

    Parathyroid

  3. ((c))

    Pineal

  4. ((d))

    Pancreas

Show Answer
Answer: ((a))

Thyroid

73

Excessive amount of nitrogen and phosphorous in lakes is called as -

  1. ((a))

    Endotrophic

  2. ((b))

    Eutrophic

  3. ((c))

    Mesotrophic

  4. ((d))

    Oligotrophic

Show Answer
Answer: ((a))

Endotrophic

74

A tap can fill a tank in 6 hours. After half the tank is filled, three more similar taps are opened. What is the total time taken for the tank to get filled?

  1. ((a))

    4 hours 30 minutes

  2. ((b))

    2 hours 20 minutes

  3. ((c))

    3 hours 45 minutes

  4. ((d))

    3 hours 25 minutes

Show Answer
Answer: ((a))

4 hours 30 minutes

75

The law of definite proportions was given by -

  1. ((a))

    Antoine Lavoisier

  2. ((b))

    Jöns Jacob Berzelius

  3. ((c))

    Joseph L. Proust

  4. ((d))

    John Dalton

Show Answer
Answer: ((a))

Antoine Lavoisier

76

If 4 years are subtracted from the age of a person and divided by 5, the result gives his grandson's age. The grandson now has a sister aged 5, six years younger to him. How old is the grandfather?

  1. ((a))

    60

  2. ((b))

    59

  3. ((c))

    58

  4. ((d))

    57

Show Answer
Answer: ((a))

60

77

Given 2x2 + 19x + 45 = 0 and 2y2 + 11y + 12 = 0, then which of the following regarding the roots x, y is TRUE?

  1. ((a))

    x ≤ y

  2. ((b))

    x ≥ y

  3. ((c))

    x > y

  4. ((d))

    x < y

Show Answer
Answer: ((a))

x ≤ y

78

A man sold two cycles at Rs. 1125 each. By selling one cycle, he gained 11% and by selling the other cycle, he lost 11%. Find his gain or loss.

  1. ((a))

    Loss 1.2%

  2. ((b))

    Gained 1%

  3. ((c))

    Neither profit nor loss

  4. ((d))

    Loss 2%

Show Answer
Answer: ((a))

Loss 1.2%

79

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

  1. 'P' is the brother of 'Q'.

  2. 'R' is the brother of 'P'.

Conclusions:

I. 'Q' is a girl.

II. 'Q' is a boy.

  1. ((a))

    Either conclusion I or II follows

  2. ((b))

    Only conclusion II follows

  3. ((c))

    Only conclusion I follows

  4. ((d))

    Both conclusions I and II follow

Show Answer
Answer: ((a))

Either conclusion I or II follows

80

Abu's watch is showing time as 4:50, where minute hand points north west. Which side will hour hand point?

  1. ((a))

    South west

  2. ((b))

    South

  3. ((c))

    East

  4. ((d))

    South east

Show Answer
Answer: ((a))

South west

81

Complete the series.

684, 114, 57, 9.5, (___)

  1. ((a))

    4.95

  2. ((b))

    4.75

  3. ((c))

    5.82

  4. ((d))

    5.18

Show Answer
Answer: ((a))

4.95

82

Which number will best complete the relationship given below?

3 : 29 :: 6 : ?

  1. ((a))

    247

  2. ((b))

    251

  3. ((c))

    218

  4. ((d))

    229

Show Answer
Answer: ((a))

247

83

If '+' and '×' are interchanged and also the numbers 5 and 9 change places, which of the following options is correct?

  1. ((a))

    2 × 9 + 3 × 5 = 21

  2. ((b))

    5 × 9 + 3 × 3 = 0

  3. ((c))

    9 × 5 + 2 × 2 = 25

  4. ((d))

    3 + 9 × 3 + 5 = 32

Show Answer
Answer: ((a))

2 × 9 + 3 × 5 = 21

84

Simplify : 9(35),,5(4)÷103(5),,2×4÷2\rm \frac{9\left(3-5\right),-,5(4)\div10}{-3(5),-,2\times4\div2}

  1. ((a))

    -20/19

  2. ((b))

    20/19

  3. ((c))

    -16/19

  4. ((d))

    8/19

Show Answer
Answer: ((a))

-20/19

85

Find the ODD one out from the given options.

  1. ((a))

  2. ((b))

  3. ((c))

  4. ((d))

Show Answer
Answer: ((a))

86

Where was 21st Central Zone Council meeting held ?

  1. ((a))

    Dehradun

  2. ((b))

    Lucknow

  3. ((c))

    Imphal

  4. ((d))

    New Delhi

Show Answer
Answer: ((a))

Dehradun

87

If A, B are two natural numbers >1 and their H.C.F is 1, then which of these statements is always TRUE?

  1. ((a))

    A, B are even consecutive numbers

  2. ((b))

    A, B are coprime to each other

  3. ((c))

    Product AB is a prime number

  4. ((d))

    A, B are both prime numbers

Show Answer
Answer: ((a))

A, B are even consecutive numbers

88

Read the following information carefully and answer the question given below.

Seven persons - A, B, C, D, E, F and G are sitting along a circle facing the centre. A is between G and D. C is second to the right of D and is between B and F. B is not the neighbour of E.

Who among the following sits fourth to the right of A?

  1. ((a))

    C

  2. ((b))

    E

  3. ((c))

    G

  4. ((d))

    F

Show Answer
Answer: ((a))

C

89

From which of the following countries has Nepal launched its first satellite NepaliSat-1 into space in April 2019?

  1. ((a))

    USA

  2. ((b))

    China

  3. ((c))

    Russia

  4. ((d))

    India

Show Answer
Answer: ((a))

USA

90

The Asian Games were held in Delhi for the first time in -

  1. ((a))

    1963

  2. ((b))

    1982

  3. ((c))

    1951

  4. ((d))

    1971

Show Answer
Answer: ((a))

1963

91

Who is the founder of the Mughal Empire?

  1. ((a))

    Akbar

  2. ((b))

    Babur

  3. ((c))

    Ibrahim Lodi

  4. ((d))

    Sher Shah Suri

Show Answer
Answer: ((a))

Akbar

92

Read the following information carefully and answer the question given below.

Eight Ministers - A, B, C, D, E, F, G and H are sitting around a circular table facing the center but not necessarily in the same order. Each one of them holds a different post-Chief Minister, Home Minister, Prime Minister, Tourism Minister, Transport Minister, Defence Minister, Health Minister and Education Minister.

A sits third to the right of the Education Minister, and only two people sit between the Education Minister and H. The Transport Minister and the Home Minister are immediate neighbours. Neither A nor H is a Transport Minister or a Home Minister. The Transport Minister is not an immediate neighbour of the Education Minister. The Chief Minister sits second to the left of E. E is not an immediate neighbour of H. The Chief Minister is an immediate neighbour of both the Defence Minister and the Health Minister. The Health Minister sits third to the right of B. B is not the Transport Minister. C sits to the immediate right of the Prime Minister. A is not the Prime Minister. F is not an immediate neighbour of A. G is not an immediate neighbour of the Chief Minister.

Who among the following is the Education Minister?

  1. ((a))

    G

  2. ((b))

    A

  3. ((c))

    C

  4. ((d))

    B

Show Answer
Answer: ((a))

G

93

The 14 elements after actinium are called -

  1. ((a))

    s block elements

  2. ((b))

    p block elements

  3. ((c))

    Actinides

  4. ((d))

    Lanthanides

Show Answer
Answer: ((a))

s block elements

94

If the speed of sound in air is 344 m/s at 22°C, and the minimum time interval between sound and echo is 0.1 s for a distinct echo, what is the distance the sound should travel from source to reflecting surface and then back to ear?

  1. ((a))

    12.8 m

  2. ((b))

    34.4 m

  3. ((c))

    18.6 m

  4. ((d))

    17.2 m

Show Answer
Answer: ((a))

12.8 m

95

Cinnabar is an ore of -

  1. ((a))

    Copper 

  2. ((b))

    Mercury

  3. ((c))

    Gold

  4. ((d))

    Silver

Show Answer
Answer: ((a))

Copper 

96

P completes 80% of a certain work in 20 days. Then with the help of Q, he is able to finish it in 3 more days. How many days will Q take to finish the work, if he works alone?

  1. ((a))

    35

  2. ((b))

    36.5

  3. ((c))

    37.5

  4. ((d))

    40

Show Answer
Answer: ((a))

35

97

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

  1. Some cups are books.

  2. Some books are shirts.

Conclusions:

I. Some cups are shirts.

II. All shirts are books.

  1. ((a))

    Only conclusion II follows

  2. ((b))

    Only conclusion I follows

  3. ((c))

    Neither conclusion I nor II follows

  4. ((d))

    Both conclusions I and II follow

Show Answer
Answer: ((a))

Only conclusion II follows

98

A man facing north turns 135 degrees in the anti-clockwise direction and then 180 degrees in the clockwise direction. Which direction is he facing now?

  1. ((a))

    South east

  2. ((b))

    North east

  3. ((c))

    West

  4. ((d))

    North west

Show Answer
Answer: ((a))

South east

99

Who is considered as the first botanist?

  1. ((a))

    Plini

  2. ((b))

    Archimedes

  3. ((c))

    Plato

  4. ((d))

    Theophrastus

Show Answer
Answer: ((a))

Plini

100

Myosin and actin are -

  1. ((a))

    Muscle protein

  2. ((b))

    Muscle fat

  3. ((c))

    Muscle enzymes

  4. ((d))

    Muscle carbohydrate

Show Answer
Answer: ((a))

Muscle protein

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