# Daily Updates Mock Test 125

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MOCK TEST 125
SYLLABUS : RAIL NTPC PRELI
TIME : 45 MINUTES FULL MARKS : 50*3 =150
EACH QUESTION CARRIES 3 MARKS , -VE MARKING = - 1 / WRONG ANSWER
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• 1.

### What least number can be multiplied by 165375 to make it a perfect cube?

• A.

2

• B.

5

• C.

7

• D.

49

C. 7
Explanation
Ans. (c)
Sol. Factors of 165375 are
5×5×5×3×3×3×7×7
So, 7 must be multiplied to make it a perfect cube.

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• 2.

### Find the sum of 0.99995 + 0.88885 + 0.77775 + 0.66665 + 0.55555.

• A.

3.88875

• B.

2.88875

• C.

3.6875

• D.

2.9875

A. 3.88875
Explanation
Ans. (a)
Sol. 0.99995 + 0.88885 + 0.77775 + 0.66665 + 0.55555 = 3.88875

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• 3.

### If x + 4/x = 4, then find the value of x⁶ + 1.

• A.

51

• B.

65

• C.

78

• D.

82

B. 65
Explanation
Ans. (b)
Sol. x+4/x = 4
Putting x=2, satisfies the equation.
Now, x^6+1 = 2^6+1=65

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• 4.

### If y : x : z = 4 : 5 : 6, then find the value of (x – y + z)/(x + y – z)

• A.

3/3

• B.

3/7

• C.

5/7

• D.

7/3

D. 7/3
Explanation
Ans. (d)
Sol. Let x, y and z be 5k, 4k and 6k respectively.
Now, (x-y+z)/(x+y-z)
⇒(5k-4k+6k)/(5k+4k-6k)=7/3

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• 5.

### If the length of the three sides of a triangle is 5 cm, 12 cm and 13 cm respectively, then calculate the length (in cm) of the median of the hypotenuse of the given triangle.

• A.

5

• B.

6

• C.

6.5

• D.

7

C. 6.5
Explanation
Ans. (c)
Sol. In a right angle triangle, the Median is half the hypotenuse.

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• 6.

• A.

120°

• B.

150°

• C.

160°

• D.

180°

B. 150°
• 7.

### What is the value of 30% of 125 + 45% of 300?

• A.

165

• B.

172.5

• C.

155

• D.

163.5

B. 172.5
Explanation
Ans. (b)
Sol. 30/100×125 + 45/100×300
=75/2+135 = 172.5

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• 8.

### If A : B = 5 : 3, then what is the value of (A + B) : (A – B) ?

• A.

4 : 1

• B.

2 : 1

• C.

4 : 3

• D.

8 : 3

A. 4 : 1
Explanation
Ans. (a)
Sol. Let A and B be 5x and 3x respectively.
So, (A+B) : (A-B)
= (5x+3x) :(5x-3x)
= 4 : 1

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• 9.

### How many kg of rice at Rs. 54 per kg must be mixed with 30 kg of rice at Rs. 40 per kg, so that on selling the mixture at Rs. 48.4 per kg, there will be a profit of 10%?

• A.

22

• B.

18

• C.

15

• D.

12

D. 12
Explanation
Ans. (d)
Sol. Let x kg of rice at Rs. 54 per kg is mixed.
Selling price = 48.4 per kg.
Cost price of mixed rice = 48.4×100/110= 44
ATQ,
54x + 40 × 30= 44[x+30]
⇒ 54x + 1200 = 44x + 1320
⇒ x = 12

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• 10.

### The average weight of X, Y and Z is 35 kg. If the average weight of X and Y is 33 kg and that of Y and Z is 29 kg, then what is the weight (in kg) of Y?

• A.

19

• B.

23.5

• C.

27

• D.

37

A. 19
Explanation
Ans. (a)
Sol. Total weight of X, Y and Z = 105
Combined weight of X and Y = 2 × 33 = 66
Combined weight of Y and Z = 2 × 29 = 58
Weight (X+2Y+Z) = 66+58 = 124
Weight of Y = weight (X+2Y+Z) – weight (X+Y+Z)
= 124–105
= 19

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• 11.

### If x runs are scored by A, y runs by B and z runs by C, then x : y = y : z = 3 : 2. If total number of runs scored by A, B and C is 342, the runs scored by each would be respectively

• A.

144, 96, 64

• B.

162, 108, 72

• C.

180, 120, 80

• D.

189, 126, 84

B. 162, 108, 72
• 12.

### Rs 900 is divided among A, B, C; the division is such that 1/2 of A’s money =1/3rd of B’s money =1/4th of C’s money. Find the amount (in Rs) received by A, B, C.

• A.

300, 400, 200

• B.

350, 450, 100

• C.

200, 300, 400

• D.

400, 150, 350

C. 200, 300, 400
• 13.

• A.

Rs 36.50

• B.

Rs 35.50

• C.

Rs 34.50

• D.

Rs 33.50

C. Rs 34.50
• 14.

• A.

16

• B.

48/7

• C.

20

• D.

18/7

B. 48/7
• 15.

### If the average of 6 consecutive even numbers is 25, the difference between the largest and the smallest number is

• A.

6

• B.

10

• C.

12

• D.

14

B. 10
Explanation
Let the nos be x , x+2 , x+4 , ....... , x+10
difference : x+10 - x = 10

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• 16.

### In the following question, select the odd letters from the given alternatives.

• A.

MT

• B.

CJ

• C.

SZ

• D.

FN

D. FN
Explanation
Ans.(d)
Sol. +7 series, except FN

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• 17.

### In the following question, select the odd number pair from the given alternatives.

• A.

11 – 44

• B.

12 – 72

• C.

13 – 52

• D.

14 – 48

D. 14 – 48
Explanation
Ans.(d)
Sol. 48 is not divisible by 14.

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• 18.

### Arrange the given words in the sequence in which they occur in the dictionary. 1. Rangle 2. Regal 3. Royal 4. Room 5. Rested

• A.

15432

• B.

45312

• C.

12543

• D.

13542

C. 12543
Explanation
The correct answer is 12543. In the dictionary, words are arranged in alphabetical order. Comparing the first letters of the given words, "Rangle" comes before "Regal" and "Royal". Comparing the second letters, "Regal" comes before "Royal". Comparing the third letters, "Royal" comes before "Room". Comparing the fourth letters, "Room" comes before "Rested". Therefore, the correct sequence of the given words in the dictionary is 12543.

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• 19.

### In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.  Statement I: No clocks are watches Statement II: No ornaments are clocks Conclusion I: Some watches are ornaments Conclusion II: All ornaments are watches

• A.

Only conclusion I follows

• B.

Only conclusion II follows

• C.

Both conclusions I and II follow

• D.

Neither conclusion I nor conclusion II follows

D. Neither conclusion I nor conclusion II follows
• 20.

### 8 : 512 : : 6 : ?

• A.

216

• B.

312

• C.

408

• D.

512

A. 216
Explanation
8^3 =512 . 6 ^3 =216

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• 21.

### 122 : 145 : : 226 : ?

• A.

255

• B.

256

• C.

257

• D.

259

C. 257
Explanation
11^2 +1 =122 , 12 ^2 +1 =145 ...... 15 ^2 +1 =226 , 16 ^ 2 + 1 =257

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• 22.

• A.

12

• B.

25

• C.

21

• D.

18

C. 21
• 23.

### In the given figure, how many white apples are there?

• A.

37

• B.

73

• C.

36

• D.

88

B. 73
Explanation
WHITE APPLES = 36 +37 =73

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• 24.

### A piece of paper is folded and punched as shown below in the question figures. From the given answer figures, indicate how it will appear when opened?

• A.

A

• B.

B

• C.

C

• D.

D

C. C
Explanation
When the paper is folded and punched as shown in the question figures, it will appear as a triangular shape. Among the given answer figures, only figure C represents a triangular shape when opened.

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• 25.

### If a mirror is placed on the line AB, then which of the answer figures is the right image of the given figure?

• A.

B

• B.

A

• C.

C

• D.

D

C. C
Explanation
The correct answer is C because when a mirror is placed on line AB, the reflection of the given figure will be the same shape but reversed. Answer figure C is the only one that matches this criteria.

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• 26.

• A.

OPSUI

• B.

GSQNM

• C.

FRPML

• D.

IUSPO

B. GSQNM
• 27.

### If 27 * 4 = 77 and 31 * 9 = 239, then 21 * 6 = ?

• A.

94

• B.

107

• C.

99

• D.

106

C. 99
Explanation
27 * ( 4- 1 ) - 4 =77
31 * ( 9 - 1 ) - 9 = 239
21 * ( 6 - 1 ) - 6 = 99

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• 28.

### In the following question, select the number which can be placed at the sign of question mark (?) from the given alternatives.

• A.

24

• B.

12

• C.

29

• D.

26

C. 29
Explanation
( 1 * 4 * 2 ) + 5 = 13
( 3 * 6 * 5 ) + 5 = 95
( 2 * 4 * 3 ) + 5 = 29

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• 29.

### In the given figure, which number represents male cricketers who are adults but are not tall?

• A.

D

• B.

B

• C.

A

• D.

C

B. B
Explanation
In the given figure, option B represents male cricketers who are adults but are not tall. This can be inferred because option B is the only number that represents a male figure, indicating that it represents male cricketers. Additionally, it is the only number that is not standing on a tall platform, suggesting that these male cricketers are not tall. Therefore, option B is the correct answer.

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• 30.

### RVLP : SWMQ : : GLKP : ?

• A.

HQLM

• B.

HMST

• C.

HMLQ

• D.

FKSQ

C. HMLQ
Explanation
+1 SERIES

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• 31.

### Which of the following dimensions comes under the HDI?

• A.

A long and healthy life

• B.

Education index

• C.

A decent standard of living

• D.

All of the above

D. All of the above
Explanation
Ans.(d)
Sol. The Human Development Report calculate the HDI combining three dimensions:
A long and healthy life: Life expectancy at birth
Education index: Mean years of schooling and Expected years of schooling
A decent standard of living: GNI per capita (PPP US\$)

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• 32.

### The first G20 Leaders’ Summit was held in –

• A.

2004

• B.

1999

• C.

2008

• D.

2000

C. 2008
Explanation
Ans.(c)
Sol. The G20 started in 1999 as a meeting of Finance Ministers and Central Bank Governors in the aftermath of the Asian financial crisis. In 2008, the first G20 Leaders’ Summit was held, and the group played a key role in responding to the global financial crisis.

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• 33.

### The NSG Guidelines were published in 1978 by?

• A.

International Atomic Energy Agency

• B.

United Nation

• C.

WTO

• D.

NATO

A. International Atomic Energy Agency
Explanation
Ans.(a)
Sol. The NSG Guidelines were published in 1978 by the International Atomic Energy Agency (IAEA) as IAEA document INFCIRC/254 (subsequently amended), to apply to nuclear transfers for peaceful purposes to help ensure that such transfers would not be diverted to an unsafeguarded nuclear fuel cycle or nuclear explosive activities.

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• 34.

### The World Health Organization (WHO) is a specialized agency of the United Nations and is headquartered in-

• A.

Hague

• B.

Oslo

• C.

Geneva

• D.

New York

C. Geneva
Explanation
Ans.(c)
Sol. The World Health Organization (WHO) is a specialized agency of the United Nations that is concerned with international public health. It was established on 7 April 1948, and is headquartered in Geneva, Switzerland.

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• 35.

### The International Monetary Fund (IMF) is an organization of ______ countries.

• A.

180

• B.

189

• C.

181

• D.

199

B. 189
Explanation
Ans.(b)
Sol. The International Monetary Fund (IMF) is an organization of 189 countries, working to foster global monetary cooperation, secure financial stability, facilitate international trade, promote high employment and sustainable economic growth, and reduce poverty around the world.

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• 36.

### In 2002 Which country became member of the United Nations, on the basis of the results of referendum held in the country?

• A.

Belgium

• B.

Austria

• C.

Finland

• D.

Switzerland

D. Switzerland
Explanation
Ans.(d)
Sol. On 10 September 2002, Switzerland became a full member of the United Nations, after a referendum supporting full membership won in a close vote six months earlier; Swiss voters had rejected membership by a 3-to-1 margin in 1986. The 2002 vote made Switzerland the first country to join based on a popular vote.

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• 37.

### The five permanent members of the UN security council are-

• A.

USA, China, France, Russia and Canada

• B.

China, France, Russia, UK and USA

• C.

Japan, Germany, Russia, UK and USA

• D.

Germany, China, USA. Russia and UK

B.  China, France, Russia, UK and USA
Explanation
Ans.(b)
Sol. Five permanent members of United Nations Security Council: China, France, Russian Federation, the United Kingdom, and the United States.

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• 38.

### Which among the following article states that there should be no discrimination on grounds of caste, religion, race, sex, place of birth?

• A.

Article 15

• B.

Article 21

• C.

Article 25

• D.

Article 30

A.  Article 15
Explanation
Ans.(a)
Sol. Article 15 of Constitution of India deals with Prohibition of discrimination on grounds of religion, race, caste, sex or place of birth. The guarantee under Article 15 is available to citizens only.

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• 39.

### Who among the following is constitutionally empowered to alter Scheduled Area?

• A.

Supreme Court of India

• B.

High Court of State

• C.

Prime Minister of India

• D.

President of India

D. President of India
Explanation
Ans.(d)
Sol. The President has the power to direct that the whole or any part of a Scheduled area has ceased to be a Scheduled area. He can after consultation with the governor of that state increase the area of any Scheduled Area. In this way he possesses the power to alter the boundaries of any Schedule area.

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• 40.

### How is the President of India elected?

• A.

Directly by public voting

• B.

By single transferrable vote

• C.

By secondary voting system

• D.

All options are correct

B. By single transferrable vote
Explanation
Ans.(b)
Sol. The President of India is elected by single transferrable vote.

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• 41.

### Who among the following has written the famous poem, ‘Sarfaroshi ki Tamanna’?

• A.

• B.

• C.

Ashfaqulla Khan

• D.

Explanation
Ans.(a)
Sol. Sarfaroshi ki Tamanna is a patriotic poem written in Urdu by Bismil Azimabadi of Patna in 1921, and then it was also immortalised by Ram Prasad Bismil as a freedom war cry during the British Raj period in India. It was first published in the journal Sabah, published from Delhi.

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• 42.

### Which Governor General of India started the Postal Service in India?

• A.

Lord Canning

• B.

Lord Cornwallis

• C.

Lord Rippon

• D.

Lord Warren Hastings

D. Lord Warren Hastings
Explanation
Ans.(d)
Sol. Warren Hastings (Governor General of British India from 1773-1784) opened the posts to the public in March 1774. Prior to this the main purpose of the postal system had been to serve the commercial interests of the East India Company.

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• 43.

### Who abolished Jizyah Tax?

• A.

Jahangir

• B.

Humayun

• C.

Akbar

• D.

Aurangzeb

C. Akbar
Explanation
Ans.(c)
Sol. Jizya was abolished by the third Mughal emperor Akbar, in 1564.

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• 44.

### Arrange the following historical events in the chronological order of their occurrence. I. Non-Cooperation Movement II. Civil Disobedience Movement III. Chauri – Chaura

• A.

I, II, III

• B.

I, III, II

• C.

II, I, III

• D.

III, II, I

B.  I, III, II
Explanation
Ans.(b)
Sol. Non-cooperation movement was started by Mahatma Gandhi in 1920 to drive the British out of the country. The Civil disobedience movement was an important part of Indian freedom movement. It was led by Mahatma Gandhi in 1930 against certain laws and commands of the ruling British Government. The Chauri Chaura incident occurred at Chauri Chaura in the Gorakhpur district of the United Province, (modern Uttar Pradesh) in British India on 5 February 1922.

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• 45.

### Which of the following pair is INCORRECT?

• A.

• B.

Faizi – Poet

• C.

Birbal – Finance Minister

• D.

All are correct

C. Birbal – Finance Minister
Explanation
Ans.(c)
Sol. Faizi was the Minister of Education and a mentor to the sons of Emperor Akbar and poet. Abu’l Fazl ibn Mubarak was the Prime Minister, known as Grand Vizier, of Akbar’s court. Raja Todar Mal was Finance Minister of Akbar. Raja Birbal was the Foreign Minister on Akbar’s court.

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• 46.

### In which of the following country the Kalahari Desert is located?

• A.

India

• B.

Pakistan

• C.

Botswana

• D.

Kenya

C. Botswana
Explanation
Ans.(c)
Sol. The Kalahari Desert is a large semi-arid sandy savanna in Southern Africa extending for 900,000 square kilometres (350,000 sq mi), covering much of Botswana, parts of Namibia and regions of South Africa.

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• 47.

### River Narmada originates from which place?

• A.

Amarkantak

• B.

Himalayans

• C.

Brahamagiri

• D.

Baralacha pass

A. Amarkantak
Explanation
Ans.(a)
Sol. Amarkantak is the place from where the Narmada river originates. It rises from the Maikal ranges at the height of 1057 meter above the sea level. Amarkantak is located in the Shahdol district of Madhya Pradesh in India. Narmada river mainly flows in the central India.

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• 48.

### Which day is celebrated as “World Blood Donor Day” by World Health Organization?

• A.

10th June

• B.

11th June

• C.

13th June

• D.

14th June

D. 14th June
Explanation
Ans.(d)
Sol. World Blood Donor Day celebrated by World Health Organization on 14th June. The host country for World Blood Donor Day 2019 is Rwanda.

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• 49.

### Which organisation has changed its name to “World Athletics” in its 217th council meeting which took place in Monaco?

• A.

European Athletics Association

• B.

FIFA

• C.

International Association of Athletics Federations

• D.

International Shooting Sport Federation

C. International Association of Athletics Federations
Explanation
Ans.(c)
Sol. The IAAF Council approved the global governing body’s new name and logo at the 217th IAAF Council Meeting in Monaco. The athletics body’s new name, ‘World Athletics’, builds upon the organization’s restructuring and governance reform agenda of the past four years to represent a modern, more creative and positive face for the sport.

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• 50.

### Social networking giant Facebook has picked up a minority stake in which social-commerce company in its first startup investment in India?

• A.

Meeshu

• B.

Jaypore

• C.

Dunzo

• D.

Razorpay

A. Meeshu
Explanation
Ans.(a)
Sol. Social networking giant Facebook has picked up a minority stake in social-commerce company Meesho in its first startup investment in the country. Bengaluru-based startup connects re-sellers to manufacturers to sell goods via social media platforms.

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• Jul 11, 2023
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• Jun 17, 2019
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