RRB NTPC CBT-1 Full Mock 3 (CBT-1)

1

Question 1 of 100

Marks 1.0 Negative 0.25

What will come in place of the question mark (?) in the following equation if '+' and '×' are interchanged and '-' and '÷' are interchanged? 603 + 9 × 18 - 6 ÷ 56 = ?

11 16 15 20

2

Question 2 of 100

Marks 1.0 Negative 0.25

Which of the following options should come in place of the '?' in the given series based on the English alphabetical order? R 45, A 40, J 35, S 30, ?

B 25 T 25 X 25 V 25

3

Question 3 of 100

Marks 1.0 Negative 0.25

Each vowel in the word TRAJECTORIES is changed to the second letter immediately following it in the English alphabetical order, and each consonant is changed to the second letter immediately preceding it in the English alphabetical order. How many letters will appear exactly twice in the new group of letters thus formed?

One Two Three Four

4

Question 4 of 100

Marks 1.0 Negative 0.25

If the interest on a sum of ₹y at 10% per annum compounded annually for 2 years is ₹462, then the total amount payable at the end of the two-year period will be

₹2,962 ₹2,662 ₹2,762 ₹2,862

5

Question 5 of 100

Marks 1.0 Negative 0.25

Janadeva's renowned work Bhavarthadipika (Janeshwari) serves as an elaborate commentary on which of the following scriptures?

Brahma Sutras Upanishads Bhagavad Gita Vishnu Purana

6

Question 6 of 100

Marks 1.0 Negative 0.25

Trains from Delhi, Lucknow, and Jaipur depart every 12 minutes, 18 minutes, and 27 minutes, respectively. If all depart together at 6:00 am, when will they depart together again?

7:40 am 7:48 am 7:36 am 7:24 am

7

Question 7 of 100

Marks 1.0 Negative 0.25

In a certain code language, 'chest shirt coal' is coded as 'ym aw xu' and 'coal lake pig' is coded as 'aw yh ky'. How is 'coal' coded in the given language?

aw yh ym xu

8

Question 8 of 100

Marks 1.0 Negative 0.25

If the salary of a person is first increased by 15% and thereafter decreased by 12%, what is the net change in his salary?

1.2% increase 1.2% decrease 1.32% decrease 1.4% decrease

9

Question 9 of 100

Marks 1.0 Negative 0.25

Which statement is True or False about the Windows 11 Operating System (OS)? (i) The OS loads program code directly onto the hard disk for execution, as the CPU can only execute code from permanent storage. (ii) For multitasking, the OS allocates small CPU time slices to processes, rapidly switching between them, a technique known as Time-Sharing.

(i) True, (ii) True (i) False, (ii) True (i) False, (ii) False (i) True, (ii) False

10

Question 10 of 100

Marks 1.0 Negative 0.25

Which of the following portrays the movement led by Baba Ramchandra?

A rural uprising against exploitative landlords A workers' strike in factories A protest against British education policy A religious reform movement

11

Question 11 of 100

Marks 1.0 Negative 0.25

Which of the following digits should replace X so that the three-digit number 2X2 is divisible by 4?

1 2 4 0

12

Question 12 of 100

Marks 1.0 Negative 0.25

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (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.) 8-3-24 5-8-40

4-8-43 4-9-36 14-6-34 2-9-15

13

Question 13 of 100

Marks 1.0 Negative 0.25

The 7-digit number 46A484B is divisible by 24. What is the minimum value of (A + B)?

1 4 3 6

14

Question 14 of 100

Marks 1.0 Negative 0.25

Mr. Yorly starts from Point A and drives 16 km towards South. He then takes a right turn, drives 14 km, turns right and drives 44 km. He then takes a right turn and drives 2 km, turns right drives 15 km. He then takes a left turn drives 21 km. He takes a final right turn, drives 13 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 degrees turns only unless specified.)

11 km to the South 10 km to the East 16 km to the North 9 km to the West

15

Question 15 of 100

Marks 1.0 Negative 0.25

KH 13 is related to ID 2 in a certain way. In the same way, LO 9 is related to JK -2. To which of the following is LJ 7 related, following the same logic?

JF - 4 KG - 6 KF - 4 JG - 6

16

Question 16 of 100

Marks 1.0 Negative 0.25

Under whose chairmanship was a 12-member drafting committee recently constituted to frame a law under the High Seas Treaty 'BBNJ'?

Ramesh Pokhriyal Nitin Gadkari Ravi Shankar Prasad Sanjay Upadhyay

17

Question 17 of 100

Marks 1.0 Negative 0.25

Cricket player Suzie Bates, who became the first woman to play 350 international matches during the 2025 Women's ODI World Cup, belongs to which country?

New Zealand England Australia South Africa

18

Question 18 of 100

Marks 1.0 Negative 0.25

Which body's Chairperson was appointed on 1 September 2025, with Ajay Seth taking over the role?

Securities and Exchange Board of India (SEBI) Reserve Bank of India (RBI) Insurance Regulatory and Development Authority of India (IRDAI) NITI Aayog

19

Question 19 of 100

Marks 1.0 Negative 0.25

A dealer sells a product at 15% profit. If he had bought it at 10% less and sold it for 126 less, he would have gained 20%. Find the cost price.

1,200 2,000 1,400 1,800

20

Question 20 of 100

Marks 1.0 Negative 0.25

Find the diameter of a sphere of surface area 28962 cm². (round off to the closest integer) (Use π = 22/7)

98 cm 108 cm 48 cm 96 cm

21

Question 21 of 100

Marks 1.0 Negative 0.25

AEHB is related to FJMG in a certain way based on the English alphabetical order. In the same way, DHKE is related to IMPJ. To which of the following is GKNH related, following the same logic?

LPSM LPMS PLSM PLMS

22

Question 22 of 100

Marks 1.0 Negative 0.25

Which Indian actor was honored with the 'Master Humor Award' at the Macau International Comedy Festival 2025 held in China?

Aamir Khan Ram Charan Hrithik Roshan Akshay Kumar

23

Question 23 of 100

Marks 1.0 Negative 0.25

Which launch vehicle will be used for Chandrayaan-5?

H3-24L PSLV-C45 GSLV Mk II GSLV Mk III

24

Question 24 of 100

Marks 1.0 Negative 0.25

Three numbers are in the ratio 4 : 13 : 9, and their LCM is 6084. Their HCF is:

12 48 13 23

25

Question 25 of 100

Marks 1.0 Negative 0.25

Evaluate 20³ + (-9)³ + (-11)³

5992 5940 6015 5934

26

Question 26 of 100

Marks 1.0 Negative 0.25

If 5 and 10 are given, what is the third proportional to these numbers?

25 20 30 15

27

Question 27 of 100

Marks 1.0 Negative 0.25

From a regular octagon of side 4 units, a largest rectangle is cut out. From the remaining pieces, two largest rectangles are cut out. The remaining area of the octagon is square units.

8 16 24 32

28

Question 28 of 100

Marks 1.0 Negative 0.25

Based on the English alphabetical order, three of the following four are alike in a certain way and thus form a group. Which is the one that does not belong to that group? (Note: The odd man out is not based on the number of consonants/vowels or their position in the letter cluster.)

TTP QPM SRO BAX

29

Question 29 of 100

Marks 1.0 Negative 0.25

By which Amendment Act were the words 'socialist', 'secular', and 'integrity' added to the Preamble of the Indian Constitution?

73rd Amendment 42nd Amendment 52nd Amendment 44th Amendment

30

Question 30 of 100

Marks 1.0 Negative 0.25

Each vowel in the word CURRENT is changed to the letter immediately following it in the English alphabetical order and each consonant is changed to the letter immediately preceding it in the English alphabetical order. Which of the following letters will be third from the right in the new group of letters thus formed?

F H G E

31

Question 31 of 100

Marks 1.0 Negative 0.25

Seven boxes A, B, C, D, E, F and G are kept one over the other but not necessarily in the same order. A is kept second from the bottom. Only three boxes are kept between A and G. E is kept at one of the positions below A. Only D is kept between G and F. C is kept at one of the positions above G. How many boxes are kept between B and E?

4 1 2 3

32

Question 32 of 100

Marks 1.0 Negative 0.25

A school teacher observes that 4 years ago, her age was three times the age of her daughter at that time. 8 years from now, the teacher's age will be twice her daughter's age. What is the present age of the teacher?

38 years 44 years 40 years 42 years

33

Question 33 of 100

Marks 1.0 Negative 0.25

What is the name of the world's tallest statue dedicated to Sardar Vallabhbhai Patel?

Statue of Liberty Statue of Unity Statue of Equity Statue of Equality

34

Question 34 of 100

Marks 1.0 Negative 0.25

Evaluate 24³ + (-7)³ + (-17)³

8568 8345 8396 8450

35

Question 35 of 100

Marks 1.0 Negative 0.25

Ustad Amjad Ali Khan is world-renowned for playing which of the following instruments?

Violin Bansuri Sarod Santoor

36

Question 36 of 100

Marks 1.0 Negative 0.25

State Public Service Commissions' members are appointed by the governor and removed by whom?

Indian Parliament President of India Governor of the state Chief Minister of the state

37

Question 37 of 100

Marks 1.0 Negative 0.25

Sunil purchased a microwave oven for 7,000. He spent 400 on its transportation and 600 on repairs. He sold the oven for 9,800. What is his percentage profit on total investment?

25% 22.5% 18.5% 20%

38

Question 38 of 100

Marks 1.0 Negative 0.25

A bus covers 90 km in 3 hours. If the speed of the bus is increased by 5 kmph, find the time taken to cover a distance of 70 km?

3 hours 2.5 hours 2 hours 3.5 hours

39

Question 39 of 100

Marks 1.0 Negative 0.25

In which state of India did Pattachitra paintings originate?

Odisha Rajasthan Punjab Bihar

40

Question 40 of 100

Marks 1.0 Negative 0.25

Which of the following was the first international agreement to establish legally binding emission reduction targets specifically for developed countries?

Kyoto Protocol Basel Convention Rio Declaration Paris Agreement

41

Question 41 of 100

Marks 1.0 Negative 0.25

What should come in place of '?' in the given series based on the English alphabetical order?

ATZ AKR ASY ATX

42

Question 42 of 100

Marks 1.0 Negative 0.25

The total surface area of a cube having side 86 cm is:

44,325 cm² 44,462 cm² 44,376 cm² 44,294 cm²

43

Question 43 of 100

Marks 1.0 Negative 0.25

Which of the following is not an application software?

Adobe Photoshop Microsoft Excel Microsoft Publisher Operating System

44

Question 44 of 100

Marks 1.0 Negative 0.25

Which of the following Union Territories has a Legislative Assembly?

Andaman and Nicobar Islands Lakshadweep Ladakh National Capital Territory of Delhi

45

Question 45 of 100

Marks 1.0 Negative 0.25

What should come in place of '?' in the given series? 5 ? 10 19 35 60

6 7 8 9

46

Question 46 of 100

Marks 1.0 Negative 0.25

Which animal is targeted in Project Hangul?

Kashmir Stag Himalayan Musk deer Indian Bison Red panda

47

Question 47 of 100

Marks 1.0 Negative 0.25

If 2 is added to each even digit and 2 is subtracted from each odd digit in the number 5973642, then what will be the sum of all the even digits in the new number thus formed?

16 18 24 20

48

Question 48 of 100

Marks 1.0 Negative 0.25

On 3 November 2025, which state government started the Chief Minister Jibon Prerana Scheme?

Odisha Assam Manipur Sikkim

49

Question 49 of 100

Marks 1.0 Negative 0.25

Which type of natural vegetation covers the largest geographical area in India?

Dry Tropical Thorn vegetation Mountain vegetation Tidal mangrove vegetation Tropical Deciduous vegetation

50

Question 50 of 100

Marks 1.0 Negative 0.25

In a certain code language, 'NORM' is coded as '7341' and 'ROME' is coded as '3748'. What is the code for 'E' in the given code language?

4 3 7 8

51

Question 51 of 100

Marks 1.0 Negative 0.25

A quadrilateral has one diagonal of length 36 cm, and the perpendiculars from the other two vertices to this diagonal are 20 cm and 10 cm. What is the area of this quadrilateral?

600 cm² 480 cm² 540 cm² 360 cm²

52

Question 52 of 100

Marks 1.0 Negative 0.25

Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which is the one that DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

MJP URY JGM QNT

53

Question 53 of 100

Marks 1.0 Negative 0.25

Which session of the UN Climate Change Conference was held in Baku, Azerbaijan, in November 2024?

COP29 COP28 COP27 COP26

54

Question 54 of 100

Marks 1.0 Negative 0.25

The largest four-digit number which when divided by 6, 14 and 7 leaves remainder 5 in each case is:

9973 9946 9998 9959

55

Question 55 of 100

Marks 1.0 Negative 0.25

Which award is presented to the women's singles champion at the Wimbledon Tennis Championships?

Venus Rosewater Dish Arthur Ashe Trophy Suzanne Lenglen Trophy Borg-McEnroe Trophy

56

Question 56 of 100

Marks 1.0 Negative 0.25

Find the third proportional to 6 and 12.

48 24 18 36

57

Question 57 of 100

Marks 1.0 Negative 0.25

The Kuki Rebellion (1917-19) took place in which region?

Tripura Nagaland Manipur Assam

58

Question 58 of 100

Marks 1.0 Negative 0.25

What was the Dual Government system introduced after the Battle of Buxar?

A system where the Company collected revenue, and Nawab handled administration A system where the French and British shared governance A system where the Nawab collected revenue and the Company maintained the army A system where the British ruled directly

59

Question 59 of 100

Marks 1.0 Negative 0.25

If 2cos²x - 1 = 1/2 for 0°

7 5 9 11

60

Question 60 of 100

Marks 1.0 Negative 0.25

Refer to the following series and answer the question. (Counting to be done from left to right only.) (all numbers are single digit numbers only.) (Left) 9 2 3 1 4 5 6 8 5 4 3 2 1 9 3 4 5 6 7 8 1 2 9 8 3 4 5 2 6 8 2 (Right) How many such even digits are there, each of which is immediately preceded by a perfect square and immediately followed by an odd digit? (NOTE: 1 is also a perfect square.)

One More than three Two Three

61

Question 61 of 100

Marks 1.0 Negative 0.25

The perimeter of a rhombus is 100 meters and one of its diagonals is 14 meters long. What is the length of the other diagonal?

50 meters 48 meters 40 meters 42 meters

62

Question 62 of 100

Marks 1.0 Negative 0.25

A man is walking at 4 km/hr. A 180 m long train crosses him in 12 seconds while coming from the opposite direction. What is the speed of the train (in km/hr)?

61 45 50 32

63

Question 63 of 100

Marks 1.0 Negative 0.25

Who presided over the National Level Conclave of Ministers of States/UTs for Minority Welfare held on 13 September 2025, at Vanijya Bhawan, New Delhi?

Kiren Rijiju Md. Zama Khan Om Prakash Rajbhar George Kurian

64

Question 64 of 100

Marks 1.0 Negative 0.25

Which global event first initiated coordinated international action on environmental protection and development?

Stockholm Conference, 1972 Rio Conference, 1992 Johannesburg Summit, 2002 Doha Climate Meeting, 2012

65

Question 65 of 100

Marks 1.0 Negative 0.25

Which of the following strategies is crucial for fostering infrastructure development in developing countries?

Restricting foreign investment Sole reliance on government funding Promotion of public-private partnerships Focusing only on urban areas

66

Question 66 of 100

Marks 1.0 Negative 0.25

Two bells are rung at intervals of 1,764 seconds and 2,268 seconds, respectively. They are rung together at the start. After how much time will the two bells ring together again for the first time?

4 hours 36 minutes 24 seconds 4 hours 24 minutes 36 seconds 4 hours 12 minutes 18 seconds 4 hours 18 minutes 12 seconds

67

Question 67 of 100

Marks 1.0 Negative 0.25

What was a significant objective of the fiscal and monetary policy reforms initiated in India post 1991?

To increase government control over the banking sector To stabilise the economy by liberalising interest rates and enhancing financial sector efficiency To maintain fixed interest rates across all financial products To decrease foreign investment in the financial sector

68

Question 68 of 100

Marks 1.0 Negative 0.25

What should come in place of ? in the given series based on the English alphabetical order? SQU TRV USW VTX ?

WUY WXZ WUZ WTX

69

Question 69 of 100

Marks 1.0 Negative 0.25

A user wants to quickly pause work and resume in few minutes without waiting for the computer to reboot. The best option is:

Reinstall OS Sleep mode Format disk Complete shutdown

70

Question 70 of 100

Marks 1.0 Negative 0.25

Study the given diagram carefully and answer the question. The numbers in different sections indicate the number of persons working in an organization. How many such employees are there who also speak German?

41 43 45 28

71

Question 71 of 100

Marks 1.0 Negative 0.25

Amit starts from Point Y and drives 14 km towards South. He then turns left and drives 35 km, takes a left and drives 68 km. He then takes a left turn and drives 41 km. He takes a left turn, drives 54 km, turns right and drives 53 km to stop at Point Z. How far (shortest distance) and towards which direction should he drive in order to reach Point Y again? (All turns are 90° turns only unless specified.)

56 km towards west 61 km towards west 57 km towards east 59 km towards east

72

Question 72 of 100

Marks 1.0 Negative 0.25

Refer to the following letter series and answer the question that follows. Counting to be done from left to right only. (Left) K D D U R V U D E C Q D V A D R D G D E D Z D J (Right) How many such D's are there, each of which is immediately preceded by a vowel and also immediately followed by a consonant?

Three Five Two Four

73

Question 73 of 100

Marks 1.0 Negative 0.25

A student scores 75, 80 and 90 in three tests with weights 2,3 and 5 respectively. What is the weighted average score?

84 85 82 83

74

Question 74 of 100

Marks 1.0 Negative 0.25

In a certain code language, A + B means 'A is the son of B', A - B means 'A is the brother of B', A x B means 'A is the wife of B' and A + B means 'A is the father of B'. Based on the above, how is S related to K if 'S - D + F + H x K'?

Wife's brother Wife's father Father Brother

75

Question 75 of 100

Marks 1.0 Negative 0.25

During a sale, 50% of the goods are sold at 21% profit, 40% of the remaining goods are sold at 36% profit and the still remaining goods are sold at a loss of 29%. If there is an overall profit of x%, then what is the value of x?

10 8.5 9 9.5

76

Question 76 of 100

Marks 1.0 Negative 0.25

Tank irrigation is mainly practiced in which of the following states of India due to uneven terrain and less rainfall?

Himachal Pradesh West Bengal Haryana Karnataka

77

Question 77 of 100

Marks 1.0 Negative 0.25

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (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 to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (2, 7, 14) (3, 16, 48)

(5, 3, 15) (8, 6, 56) (4, 6, 20) (6, 7, 48)

78

Question 78 of 100

Marks 1.0 Negative 0.25

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which is the one that does not belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter cluster.)

RO-VT PM-TR NK-RO LI-PN

79

Question 79 of 100

Marks 1.0 Negative 0.25

Extended ASCII, an 8-bit evolution of the original 7-bit ASCII standard, supports international text by expanding the character set. How many total codes does it provide?

512 codes for voice recordings 256 codes including accented characters 1024 codes for video compression 128 codes limited to English letters

80

Question 80 of 100

Marks 1.0 Negative 0.25

Refer to the following series and answer the question. (Counting to be done from left to right only.) (All numbers are single-digit numbers only.) (Left) 4 6 2 9 1 4 9 7 1 7 6 5 3 6 4 1 4 3 8 4 2 2 3 9 9 7 6 (Right) How many such even digits are there, each of which is immediately preceded by a perfect square and immediately followed by an odd digit? (NOTE: 1 is also a perfect square.)

One Three None Two

81

Question 81 of 100

Marks 1.0 Negative 0.25

Which season in India is characterised by hot, dry winds known as 'Loo'?

Retreating monsoon Summer season Cold weather season Pre-monsoon showers

82

Question 82 of 100

Marks 1.0 Negative 0.25

The Vindhyachal Super Thermal Power Station is located in

Gujarat Madhya Pradesh Chhattisgarh Rajasthan

83

Question 83 of 100

Marks 1.0 Negative 0.25

John ranked 16th from the bottom and 29th from the top in his class. How many students are there in his class?

44 42 41 43

84

Question 84 of 100

Marks 1.0 Negative 0.25

Which of the following Indian states is NOT crossed by the Tropic of Cancer?

West Bengal Madhya Pradesh Odisha Gujarat

85

Question 85 of 100

Marks 1.0 Negative 0.25

Four numbers a, b, c and d satisfy the relation (a+2):(b-2)=(c+4):(d-4). If a=6, b=8 and c=12, find the value of d.

20 18 16 14

86

Question 86 of 100

Marks 1.0 Negative 0.25

What does RAM stand for in a computer system?

Random Access Memory Random Allocation Memory Read Access Memory Read-Only Access Memory

87

Question 87 of 100

Marks 1.0 Negative 0.25

Uvx ranked 14th from the top and 79th from the bottom in his class. How many students are there in his class?

90 93 92 91

88

Question 88 of 100

Marks 1.0 Negative 0.25

P is the daughter of Q. Q is the wife of S. T is the mother of X. T is the sister of S. How is T related to P?

Father's sister Husband's sister Mother Sister

89

Question 89 of 100

Marks 1.0 Negative 0.25

What does CD stand for in computer terminology?

Current Directories Color Display Compact Disc Control Datamine

90

Question 90 of 100

Marks 1.0 Negative 0.25

Each of the digits in the number 1358274 is arranged in the ascending order from left to right. The position(s) of how many digits will remain unchanged as compared to that in the original number?

Two Zero One Three

91

Question 91 of 100

Marks 1.0 Negative 0.25

A and B invest in a business in the ratio 5 : 7. After 4 months, C joins the business with an investment equal to the amount invested by A. At the end of one year, the total profit is 92,000. Find the sum (in ₹) of the shares of partners B and C.

44,000 56,000 48,000 52,000

92

Question 92 of 100

Marks 1.0 Negative 0.25

Which factor most directly contributed to the emergence of the Sanyasi-Fakir rebellion in Bengal?

Forced taxation and famine pushed dispossessed peasants into rebel groups. Increased protection from British officials improved rural living conditions. Expansion of irrigated farming reduced dependence on religious leaders. Stable land rights allowed peasants to negotiate with revenue contractors.

93

Question 93 of 100

Marks 1.0 Negative 0.25

Simplify: 5.25 + 2.75 - 3/5 - 2/5 × 10

7.2 5.2 6.2 8.2

94

Question 94 of 100

Marks 1.0 Negative 0.25

What event caused Mahatma Gandhi to withdraw the non-cooperation movement in February 1922?

The violent attack on policemen during the Chauri Chaura incident. A nationwide strike by textile workers in Bombay and Ahmedabad. The approval of a new round of constitutional negotiations by London. A decision by the British to suspend restrictions on civil liberties.

95

Question 95 of 100

Marks 1.0 Negative 0.25

A shopkeeper marks the price of a washing machine 40% above its cost price. He offers a 25% discount on the marked price to attract customers. If the final selling price of the washing machine is ₹21,000, what was its cost price?

15,000 20,000 14,000 16,000

96

Question 96 of 100

Marks 1.0 Negative 0.25

Which substance would you use to test if lemon juice contains acid?

Litmus paper Water Sugar Baking soda

97

Question 97 of 100

Marks 1.0 Negative 0.25

After months of deadlock and implementation refusal, which State Government in November 2025 mandated the digitization of Waqf properties on the UMEED portal?

West Bengal Bihar Andhra Pradesh Kerala

98

Question 98 of 100

Marks 1.0 Negative 0.25

An altitude of 12√2 cm is drawn to the base of an isosceles triangle. The perimeter of this triangle is 48 cm. Find the area of the triangle.

12√2 cm² 72√2 cm² 36√2 cm² 60√2 cm²

99

Question 99 of 100

Marks 1.0 Negative 0.25

In a certain code language, A+B means 'A is the son of B', A-B means 'A is the brother of B', A×B means 'A is the wife of B' and A÷B means 'A is the father of B'. Based on the above, how is S related to K if 'S + D ÷ F × H - K'?

Wife's father Brother's wife's father Wife's brother Brother's wife's brother

100

Question 100 of 100

Marks 1.0 Negative 0.25

During the electrolysis of water, hydrogen and oxygen are released in which ratio?

2:1 4:1 3:1 1:1

Submit test?