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LU BCA Entrance Previous Year Question Paper Pattern – Model Paper Set 3 (2027) with Answers

LU BCA Entrance 2027 Model Paper – Set 3 (Lucknow University UGET) with answers and explanations. 100 MCQs – LU entrance syllabus ke hisaab se. Har sawaal ke neeche “Answer dekho” par click karke sahi answer aur hal dekho.

📌 Note: Ye LUUPDATE expert team ka banaya model paper (practice set) hai, jo LU entrance ke syllabus aur pattern par based hai. Official LU previous year paper nahi hai. Detailed syllabus: LU BCA Entrance 2027 syllabus & pattern · Syllabus PDF

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Section A — Computer Awareness

Q1. Which attribute of the HTML <video> tag specifies an image to be shown while the video is downloading?

  1. (A) Poster
  2. (B) Splash
  3. (C) Icon
  4. (D) Altimage
Answer dekho

✔ Answer: (A) Poster

Q2. A touchpad, a good alternative to the mouse, is a

  1. (A) Temporary device
  2. (B) Software device
  3. (C) Printing device
  4. (D) Pointing device
Answer dekho

✔ Answer: (D) Pointing device

Q3. To view information on the web you must have a

  1. (A) Cable modem
  2. (B) Hypertext viewer
  3. (C) Web browser
  4. (D) Domain name server
Answer dekho

✔ Answer: (C) Web browser

Q4. What is the term given to the act of wrongfully obtaining someone's personal information without their permission?

  1. (A) Identity theft
  2. (B) Phishing
  3. (C) Internet time theft
  4. (D) Cyber defamation
Answer dekho

✔ Answer: (A) Identity theft

Q5. Using existing telephone lines, you may connect to the internet through a

  1. (A) USB
  2. (B) Modem
  3. (C) Hub
  4. (D) Switch
Answer dekho

✔ Answer: (B) Modem

Q6. 456An Excel workbook is a collection of

  1. (A) Worksheets and charts
  2. (B) Workbooks
  3. (C) Worksheets
  4. (D) Charts
Answer dekho

✔ Answer: (A) Worksheets and charts

Q7. Which gates are called universal gates?

  1. (A) NAND and NOR
  2. (B) NOT and AND
  3. (C) XOR and XNOR
  4. (D) AND and OR
Answer dekho

✔ Answer: (A) NAND and NOR
Any logic circuit can be built from only NAND or only NOR gates.

Q8. The output of a NOT gate for input 1 is

  1. (A) Undefined
  2. (B) Both
  3. (C) 0
  4. (D) 1
Answer dekho

✔ Answer: (C) 0
NOT inverts the input.

Q9. In Boolean algebra, A + A equals

  1. (A) 1
  2. (B) A
  3. (C) 0
  4. (D) 2A
Answer dekho

✔ Answer: (B) A
Idempotent law: A + A = A.

Q10. In Boolean algebra, A · A' equals

  1. (A) 1
  2. (B) A'
  3. (C) A
  4. (D) 0
Answer dekho

✔ Answer: (D) 0
Complement law: A·A' = 0.

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Q11. Which memory is the fastest?

  1. (A) Hard disk
  2. (B) Cache
  3. (C) RAM
  4. (D) Registers
Answer dekho

✔ Answer: (D) Registers
CPU registers are the fastest storage.

Q12. Which is non-volatile memory?

  1. (A) Flash memory
  2. (B) Cache
  3. (C) RAM
  4. (D) Registers
Answer dekho

✔ Answer: (A) Flash memory
Flash memory retains data without power.

Q13. SSD stands for

  1. (A) System Storage Device
  2. (B) Solid State Drive
  3. (C) Super Speed Disk
  4. (D) Serial Storage Drive
Answer dekho

✔ Answer: (B) Solid State Drive
SSD = Solid State Drive.

Q14. Which of these is a DBMS software?

  1. (A) MySQL
  2. (B) Chrome
  3. (C) Excel only
  4. (D) Photoshop
Answer dekho

✔ Answer: (A) MySQL
MySQL is a relational database management system.

Q15. SQL stands for

  1. (A) Standard Question Language
  2. (B) Structured Query Language
  3. (C) Sequential Query Logic
  4. (D) Simple Query Language
Answer dekho

✔ Answer: (B) Structured Query Language
SQL = Structured Query Language.

Q16. In a relational database, a row is also called a

  1. (A) Attribute
  2. (B) Schema
  3. (C) Domain
  4. (D) Tuple
Answer dekho

✔ Answer: (D) Tuple
Rows are tuples; columns are attributes.

Q17. A primary key

  1. (A) Can be NULL
  2. (B) Is always a number
  3. (C) Can have duplicate values
  4. (D) Uniquely identifies each record
Answer dekho

✔ Answer: (D) Uniquely identifies each record
A primary key uniquely identifies a row and cannot be NULL.

Q18. Which SQL command is used to fetch data?

  1. (A) GET
  2. (B) SHOW
  3. (C) FETCH
  4. (D) SELECT
Answer dekho

✔ Answer: (D) SELECT
SELECT retrieves data.

Q19. Which SQL command removes a table completely?

  1. (A) DELETE
  2. (B) DROP
  3. (C) REMOVE
  4. (D) TRUNCATE ROW
Answer dekho

✔ Answer: (B) DROP
DROP TABLE deletes the table structure and data.

Q20. Who is known as the father of the C language?

  1. (A) Bjarne Stroustrup
  2. (B) Guido van Rossum
  3. (C) James Gosling
  4. (D) Dennis Ritchie
Answer dekho

✔ Answer: (D) Dennis Ritchie
Dennis Ritchie developed C at Bell Labs (1972).

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Q21. Java was developed by

  1. (A) Sun Microsystems
  2. (B) Apple
  3. (C) Microsoft
  4. (D) IBM
Answer dekho

✔ Answer: (A) Sun Microsystems
James Gosling at Sun Microsystems.

Q22. Python was created by

  1. (A) Linus Torvalds
  2. (B) Guido van Rossum
  3. (C) James Gosling
  4. (D) Dennis Ritchie
Answer dekho

✔ Answer: (B) Guido van Rossum
Guido van Rossum released Python in 1991.

Q23. C++ was developed by

  1. (A) Bjarne Stroustrup
  2. (B) Niklaus Wirth
  3. (C) Ken Thompson
  4. (D) Dennis Ritchie
Answer dekho

✔ Answer: (A) Bjarne Stroustrup
Bjarne Stroustrup created C++.

Q24. Linux kernel was first developed by

  1. (A) Steve Jobs
  2. (B) Bill Gates
  3. (C) Richard Stallman
  4. (D) Linus Torvalds
Answer dekho

✔ Answer: (D) Linus Torvalds
Linus Torvalds released Linux in 1991.

Q25. Which symbol ends a statement in C?

  1. (A) :
  2. (B) .
  3. (C) ;
  4. (D) ,
Answer dekho

✔ Answer: (C) ;
C statements end with a semicolon.

Q26. In C, which operator gives the remainder?

  1. (A) %
  2. (B) /
  3. (C) *
  4. (D) &
Answer dekho

✔ Answer: (A) %
% is the modulus operator.

Q27. Which of these is NOT a loop in C?

  1. (A) repeat-until
  2. (B) while
  3. (C) do-while
  4. (D) for
Answer dekho

✔ Answer: (A) repeat-until
repeat-until is from Pascal, not C.

Q28. In C, the size of 'char' is

  1. (A) 4 bytes
  2. (B) 2 bytes
  3. (C) 8 bytes
  4. (D) 1 byte
Answer dekho

✔ Answer: (D) 1 byte
char is 1 byte.

Q29. OOP stands for

  1. (A) Ordered Object Process
  2. (B) Output Oriented Programming
  3. (C) Object Oriented Programming
  4. (D) Open Operating Program
Answer dekho

✔ Answer: (C) Object Oriented Programming
OOP = Object Oriented Programming.

Q30. Which OOP feature allows one class to acquire properties of another?

  1. (A) Encapsulation
  2. (B) Inheritance
  3. (C) Polymorphism
  4. (D) Abstraction
Answer dekho

✔ Answer: (B) Inheritance
Inheritance lets a class derive from another.

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Section B — Mathematics (10+2)

Q31. The slope of the line joining (1, 1) and (6, 4) is

  1. (A) 3/5
  2. (B) 5/3
  3. (C) -3/5
  4. (D) 8/5
Answer dekho

✔ Answer: (A) 3/5
Slope = (y₂−y₁)/(x₂−x₁) = 3/5 = 3/5.

Q32. In how many ways can the letters of the word "MATH" be arranged?

  1. (A) 28
  2. (B) 12
  3. (C) 24
  4. (D) 25
Answer dekho

✔ Answer: (C) 24
4! divided by factorials of repeated letters = 24.

Q33. The value of ⁿCᵣ for n = 9, r = 2 is

  1. (A) 36
  2. (B) 72
  3. (C) 45
  4. (D) 84
Answer dekho

✔ Answer: (A) 36
9C2 = 9!/(2!·7!) = 36.

Q34. The value of the determinant |3 -4; 8 9| is

  1. (A) 12
  2. (B) -5
  3. (C) -84
  4. (D) 59
Answer dekho

✔ Answer: (D) 59
|a b; c d| = ad − bc = 3×9 − -4×8 = 59.

Q35. The value of lim (x→6) (x² − 36) / (x − 6) is

  1. (A) 0
  2. (B) 36
  3. (C) 12
  4. (D) 6
Answer dekho

✔ Answer: (C) 12
(x² − 36)/(x − 6) = x + 6 → 12.

Q36. The distance between (-2, 0) and (4, 8) is

  1. (A) 10
  2. (B) 14
  3. (C) 2
  4. (D) 12
Answer dekho

✔ Answer: (A) 10
√(6² + 8²) = 10.

Q37. Two coins are tossed. The probability of getting at least one head is

  1. (A) 1/2
  2. (B) 3/4
  3. (C) 1
  4. (D) 1/4
Answer dekho

✔ Answer: (B) 3/4
Outcomes HH, HT, TH, TT; 3 of 4 have a head.

Q38. The number of subsets of a set with 4 elements is

  1. (A) 8
  2. (B) 16
  3. (C) 17
  4. (D) 15
Answer dekho

✔ Answer: (B) 16
A set with n elements has 2ⁿ = 16 subsets.

Q39. The sum of the roots of x² – x – 30 = 0 is

  1. (A) -1
  2. (B) -30
  3. (C) 2
  4. (D) 1
Answer dekho

✔ Answer: (D) 1
For x² + bx + c = 0, sum of roots = −b = 1.

Q40. If n(A) = 38, n(B) = 29 and n(A ∩ B) = 10, then n(A ∪ B) is

  1. (A) 57
  2. (B) 67
  3. (C) 47
  4. (D) 77
Answer dekho

✔ Answer: (A) 57
n(A∪B) = n(A) + n(B) − n(A∩B) = 57.

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Q41. The sum of the first 40 natural numbers is

  1. (A) 820
  2. (B) 800
  3. (C) 780
  4. (D) 1640
Answer dekho

✔ Answer: (A) 820
Sum = n(n+1)/2 = 40×41/2 = 820.

Q42. The binary equivalent of the decimal number 57 is

  1. (A) 111000
  2. (B) 111001
  3. (C) 111010
  4. (D) 111011
Answer dekho

✔ Answer: (B) 111001
57 in base 2 = 111001.

Q43. The value of log base 5 of 625 is

  1. (A) 3
  2. (B) 5
  3. (C) 20
  4. (D) 4
Answer dekho

✔ Answer: (D) 4
5^4 = 625, so log_5(625) = 4.

Q44. If f(x) = 6x^2, then f′(3) equals

  1. (A) 36
  2. (B) 54
  3. (C) 108
  4. (D) 42
Answer dekho

✔ Answer: (A) 36
f′(x) = 12x^1; at x = 3: 12×3 = 36.

Q45. The modulus of the complex number 3 + 4i is

  1. (A) 1
  2. (B) 7
  3. (C) 5
  4. (D) 12
Answer dekho

✔ Answer: (C) 5
|z| = √(3² + 4²) = 5.

Section C — Logical Reasoning

Q46. Kavya is the daugher of Piyali's father-in-law's only son Mahesh. How is Piyali related to Kavya?

  1. (A) Son
  2. (B) Father
  3. (C) Mother
  4. (D) Brother
Answer dekho

✔ Answer: (C) Mother

Q47. E said to F, "You are my son's wife's father-in-law." How is F related to E?

  1. (A) F is the brother-in-law of E
  2. (B) F is the father of E
  3. (C) F is the husband of E
  4. (D) F is the wife of E
Answer dekho

✔ Answer: (B) F is the father of E
My son's wife's father-in-law = my son's father = E's husband.

Q48. Statements: All the students are teachers. Some teachers are principals. Which conclusion logically follows?

  1. (A) Some principals are teachers
  2. (B) All the students are principals
  3. (C) All principals are teachers
  4. (D) Some students are principals
Answer dekho

✔ Answer: (A) Some principals are teachers

Q49. A is the brother of B. B is the daughter of C. How is C related to A?

  1. (A) Brother
  2. (B) Parent (father or mother)
  3. (C) Uncle
  4. (D) Grandparent
Answer dekho

✔ Answer: (B) Parent (father or mother)
A and B are siblings and C is B's parent, so C is A's parent too.

Q50. If each letter of a word is shifted 2 place(s) backward in the alphabet, how will "MANGO" be coded?

  1. (A) KYLEM
  2. (B) MELYK
  3. (C) OCPIQ
  4. (D) LZMFN
Answer dekho

✔ Answer: (A) KYLEM
Shift every letter of MANGO 2 place(s) backward: KYLEM.

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Q51. Find the odd one out: 12, 44, 33, 21

  1. (A) 33
  2. (B) 12
  3. (C) 21
  4. (D) 44
Answer dekho

✔ Answer: (D) 44
All others are multiples of 3; 44 is not.

Q52. In a row of students, Rahul is 14th from the left and 12th from the right. How many students are in the row?

  1. (A) 25
  2. (B) 27
  3. (C) 26
  4. (D) 24
Answer dekho

✔ Answer: (A) 25
Total = 14 + 12 − 1 = 25.

Q53. What is the angle between the hour and minute hands of a clock at 3:20?

  1. (A) 20°
  2. (B) 5°
  3. (C) 90°
  4. (D) 30°
Answer dekho

✔ Answer: (A) 20°
Angle = |30H − 5.5M| = |90 − 110| = 20°.

Q54. Complete the letter series: G, I, K, M, O, ?

  1. (A) P
  2. (B) S
  3. (C) R
  4. (D) Q
Answer dekho

✔ Answer: (D) Q
Each letter moves 2 places forward: G, I, K, M, O, Q.

Q55. Statements: All pens are books. All books are tables. Conclusions: I. All pens are tables. II. Some tables are books.

  1. (A) Both I and II follow
  2. (B) Only II follows
  3. (C) Neither follows
  4. (D) Only I follows
Answer dekho

✔ Answer: (A) Both I and II follow
Pens ⊂ books ⊂ tables, so I follows; and some tables are books, so II follows.

Q56. Find the next number in the series: 5, 10, 20, 40, 80, ?

  1. (A) 160
  2. (B) 163
  3. (C) 161
  4. (D) 158
Answer dekho

✔ Answer: (A) 160
Each term is multiplied by 2.

Q57. Ravi walks 3 km towards North, then turns right and walks 4 km. How far is he from the starting point?

  1. (A) 6 km
  2. (B) 5 km
  3. (C) 7 km
  4. (D) 1 km
Answer dekho

✔ Answer: (B) 5 km
Distance = √(3²+4²) = √25 = 5 km.

Q58. 8 : 16 :: 10 : ?

  1. (A) 100
  2. (B) 20
  3. (C) 22
  4. (D) 21
Answer dekho

✔ Answer: (B) 20
Second term is twice the first.

Q59. Introducing a woman, Amit said, "She is the wife of my father's only son." How is the woman related to Amit?

  1. (A) Wife
  2. (B) Sister
  3. (C) Sister-in-law
  4. (D) Mother
Answer dekho

✔ Answer: (A) Wife
Father's only son is Amit himself, so the woman is his wife.

Q60. If each letter of a word is shifted 2 place(s) backward in the alphabet, how will "HOUSE" be coded?

  1. (A) CQSMF
  2. (B) FMSQC
  3. (C) JQWUG
  4. (D) GNTRD
Answer dekho

✔ Answer: (B) FMSQC
Shift every letter of HOUSE 2 place(s) backward: FMSQC.

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Section D — General English

Q61. (1) Monika used to walk ____ foot for five kilometres to look after her father who was ____ in the city hospital. Choose the pair that fills both blanks.

  1. (A) On, accepted
  2. (B) Over, abstained
  3. (C) At, repudiated
  4. (D) On, admitted
Answer dekho

✔ Answer: (D) On, admitted

Q62. She was remarkably _________ in singing and dancing.

  1. (A) Conducive
  2. (B) Fluctuating
  3. (C) Cooperative
  4. (D) Accomplished
Answer dekho

✔ Answer: (D) Accomplished

Q63. Choose the antonym of EQUILIBRIUM.

  1. (A) Unevenness
  2. (B) Work out
  3. (C) Disturb
  4. (D) Imbalance
Answer dekho

✔ Answer: (D) Imbalance

Q64. Choose the synonym of IMPUDENT.

  1. (A) Arrogant
  2. (B) Vigilant
  3. (C) Astute
  4. (D) Insolent
Answer dekho

✔ Answer: (D) Insolent

Q65. Choose the antonym of CONSPICUOUS.

  1. (A) Blatant
  2. (B) Obvious
  3. (C) Obscure
  4. (D) Definite
Answer dekho

✔ Answer: (C) Obscure

Q66. Choose the antonym of CULTIVATED.

  1. (A) Crude
  2. (B) Suave
  3. (C) Genteel
  4. (D) Refined
Answer dekho

✔ Answer: (A) Crude

Q67. Improve the sentence: "To reduce costs, we should replace our current system by much efficient one."

  1. (A) Through more efficient
  2. (B) Efficiently by
  3. (C) No correction required
  4. (D) With a more efficient
Answer dekho

✔ Answer: (D) With a more efficient

Q68. Improve the sentence: "No other communities have played a greater role in building an India of tomorrow than the teaching community."

  1. (A) Many communities has
  2. (B) No other community has
  3. (C) Have any other community
  4. (D) No correction required
Answer dekho

✔ Answer: (B) No other community has

Q69. Rahul Bajaj has done a great job of taking the company to its present status, but it is time that he let go of the reins.

  1. (A) Delegated responsibility
  2. (B) Let go of the reins
  3. (C) Stepped down
  4. (D) Let go off the reins
Answer dekho

✔ Answer: (B) Let go of the reins

Q70. Fill in the blank: Neither of the two answers ___ correct.

  1. (A) are
  2. (B) have
  3. (C) is
  4. (D) were
Answer dekho

✔ Answer: (C) is
'Neither of' takes a singular verb.

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Section E — General Knowledge

Q71. Who is called the 'Iron Man of India'?

  1. (A) Subhas Chandra Bose
  2. (B) Bal Gangadhar Tilak
  3. (C) Sardar Vallabhbhai Patel
  4. (D) Lal Bahadur Shastri
Answer dekho

✔ Answer: (C) Sardar Vallabhbhai Patel
Sardar Patel integrated the princely states.

Q72. The Dandi March (Salt Satyagraha) started in

  1. (A) 1919
  2. (B) 1930
  3. (C) 1942
  4. (D) 1920
Answer dekho

✔ Answer: (B) 1930
Gandhi began the Dandi March on 12 March 1930.

Q73. Which is the smallest state of India by area?

  1. (A) Tripura
  2. (B) Manipur
  3. (C) Sikkim
  4. (D) Goa
Answer dekho

✔ Answer: (D) Goa
Goa is the smallest state by area.

Q74. Who appoints the Governor of a state?

  1. (A) Chief Minister
  2. (B) Chief Justice
  3. (C) Prime Minister
  4. (D) President
Answer dekho

✔ Answer: (D) President
The President appoints Governors (Art. 155).

Q75. 'Vande Mataram' was taken from the novel

  1. (A) Gitanjali
  2. (B) Godan
  3. (C) Anandamath
  4. (D) Durgesh Nandini
Answer dekho

✔ Answer: (C) Anandamath
Bankim Chandra's Anandamath (1882).

Q76. The Statue of Unity is located in

  1. (A) Madhya Pradesh
  2. (B) Rajasthan
  3. (C) Gujarat
  4. (D) Maharashtra
Answer dekho

✔ Answer: (C) Gujarat
Statue of Unity (Sardar Patel) is at Kevadia, Gujarat.

Q77. Which organisation publishes the Human Development Index (HDI)?

  1. (A) World Bank
  2. (B) IMF
  3. (C) UNDP
  4. (D) WTO
Answer dekho

✔ Answer: (C) UNDP
HDI is published by UNDP.

Q78. The 'World Development Report' is published by

  1. (A) WTO
  2. (B) World Bank
  3. (C) UNDP
  4. (D) IMF
Answer dekho

✔ Answer: (B) World Bank
The World Bank publishes the WDR.

Q79. Lucknow is situated on the banks of the river

  1. (A) Yamuna
  2. (B) Ghaghara
  3. (C) Gomti
  4. (D) Ganga
Answer dekho

✔ Answer: (C) Gomti
Lucknow lies on the Gomti river.

Q80. Which is the highest civilian award of India?

  1. (A) Padma Bhushan
  2. (B) Bharat Ratna
  3. (C) Padma Vibhushan
  4. (D) Param Vir Chakra
Answer dekho

✔ Answer: (B) Bharat Ratna
Bharat Ratna is the highest civilian award.

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Section F — Current Affairs

Q81. The Barakah Nuclear Power Plant is located in

  1. (A) Qatar
  2. (B) UAE
  3. (C) Iran
  4. (D) Saudi Arabia
Answer dekho

✔ Answer: (B) UAE
Barakah, in Abu Dhabi, is the Arab world's first nuclear plant.

Q82. The Bhojshala complex is situated in which district of Madhya Pradesh?

  1. (A) Dhar
  2. (B) Bhopal
  3. (C) Ujjain
  4. (D) Indore
Answer dekho

✔ Answer: (A) Dhar
Bhojshala is in Dhar, MP.

Q83. Chabahar Port, developed with Indian participation, lies on the

  1. (A) Persian Gulf
  2. (B) Red Sea
  3. (C) Caspian Sea
  4. (D) Gulf of Oman
Answer dekho

✔ Answer: (D) Gulf of Oman
Chabahar is on Iran's Makran coast on the Gulf of Oman.

Q84. The UK agreed to hand over sovereignty of the Chagos Islands to

  1. (A) Mauritius
  2. (B) Maldives
  3. (C) India
  4. (D) Seychelles
Answer dekho

✔ Answer: (A) Mauritius
Under the 2025 treaty the UK cedes the Chagos to Mauritius, leasing Diego Garcia.

Q85. Who became Prime Minister of Nepal in March 2026 after his party RSP's win?

  1. (A) K.P. Sharma Oli
  2. (B) Sushila Karki
  3. (C) Pushpa Kamal Dahal
  4. (D) Balen Shah
Answer dekho

✔ Answer: (D) Balen Shah
Balendra (Balen) Shah became PM in March 2026.

Q86. Which novel won the International Booker Prize 2026?

  1. (A) Kairos
  2. (B) Taiwan Travelogue
  3. (C) The Book of Disappearance
  4. (D) Heart Lamp
Answer dekho

✔ Answer: (B) Taiwan Travelogue
Yáng Shuāng-zǐ's 'Taiwan Travelogue' (tr. Lin King) won.

Q87. Which country hosted the G20 Summit in 2023?

  1. (A) Indonesia
  2. (B) Brazil
  3. (C) Japan
  4. (D) India
Answer dekho

✔ Answer: (D) India
India hosted the G20 Summit in New Delhi (Sept 2023).

Q88. Chandrayaan-3 landed near the Moon's south pole on

  1. (A) 23 August 2023
  2. (B) 15 August 2023
  3. (C) 14 July 2023
  4. (D) 2 September 2023
Answer dekho

✔ Answer: (A) 23 August 2023
Vikram lander touched down on 23 August 2023 (National Space Day).

Q89. The Paris Agreement is related to

  1. (A) Climate change
  2. (B) Trade
  3. (C) Nuclear weapons
  4. (D) Human rights
Answer dekho

✔ Answer: (A) Climate change
The Paris Agreement (2015) addresses climate change.

Q90. FDI stands for

  1. (A) Foreign Domestic Income
  2. (B) Foreign Direct Investment
  3. (C) Fixed Deposit Interest
  4. (D) Federal Development Index
Answer dekho

✔ Answer: (B) Foreign Direct Investment
FDI = Foreign Direct Investment.

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Section G — Numerical Ability

Q91. ₹400 is divided between A and B in the ratio 2:3. Find A's share.

  1. (A) 144
  2. (B) 240
  3. (C) 180
  4. (D) 160
Answer dekho

✔ Answer: (D) 160
A's share = 2/(2+3) × 400 = ₹160.

Q92. A car covers 240 km at a speed of 40 km/h. How much time does it take?

  1. (A) 7 hours
  2. (B) 5 hours
  3. (C) 6 hours
  4. (D) 8 hours
Answer dekho

✔ Answer: (C) 6 hours
Time = distance/speed = 240/40 = 6 hours.

Q93. A man goes to a place at 60 km/h and returns at 90 km/h. Find his average speed for the whole journey.

  1. (A) 72 km/h
  2. (B) 75 km/h
  3. (C) 76 km/h
  4. (D) 69 km/h
Answer dekho

✔ Answer: (A) 72 km/h
Average speed = 2ab/(a+b) = 2×60×90/150 = 72 km/h (not the simple mean 75.0).

Q94. A train 200 m long runs at 72 km/h. How long will it take to cross a pole?

  1. (A) 15 s
  2. (B) 10 s
  3. (C) 7 s
  4. (D) 20 s
Answer dekho

✔ Answer: (B) 10 s
72 km/h = 72×5/18 = 20 m/s; time = 200/20 = 10 s.

Q95. Find the perimeter of a rectangle of length 18 m and breadth 10 m.

  1. (A) 180 m
  2. (B) 46 m
  3. (C) 56 m
  4. (D) 28 m
Answer dekho

✔ Answer: (C) 56 m
Perimeter = 2(l+b) = 2(18+10) = 56 m.

Q96. Find the HCF of 30 and 12.

  1. (A) 6
  2. (B) 12
  3. (C) 10
  4. (D) 2
Answer dekho

✔ Answer: (A) 6
30 = 6×5, 12 = 6×2; HCF = 6.

Q97. What is 25% of 560?

  1. (A) 168
  2. (B) 280
  3. (C) 140
  4. (D) 112
Answer dekho

✔ Answer: (C) 140
25% of 560 = 25×560/100 = 140.

Q98. A father is 4 times as old as his son. If the son is 10 years old now, what will be the father's age after 6 years?

  1. (A) 52 years
  2. (B) 46 years
  3. (C) 64 years
  4. (D) 40 years
Answer dekho

✔ Answer: (B) 46 years
Father now = 4×10 = 40; after 6 years = 46 years.

Q99. The average weight of 15 students is 55 kg. When the teacher's weight is included, the average increases by 2 kg. What is the teacher's weight?

  1. (A) 89 kg
  2. (B) 57 kg
  3. (C) 85 kg
  4. (D) 87 kg
Answer dekho

✔ Answer: (D) 87 kg
Teacher's weight = new average×16 − old total = 57×16 − 55×15 = 87 kg.

Q100. A trader buys a watch for ₹1250 and sells it for ₹1100. Find his loss per cent.

  1. (A) 12%
  2. (B) 13.6%
  3. (C) 17%
  4. (D) 10%
Answer dekho

✔ Answer: (A) 12%
Loss = 1250−1100 = ₹150; Loss% = 150/1250×100 = 12%.

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