Logical Reasoning Mock Test 8 Practice

1. Why is a completed row diagram valuable in CUET?

• A. It replaces all clues
• B. It lets you answer linked sub-questions quickly (Correct)
• C. It removes timing
• D. It avoids reading options

Explanation: One completed arrangement can answer multiple linked questions from the same set.

2. In a certain code, 'pen' is called 'notebook', 'notebook' is called 'lamp', and 'lamp' is called 'pen'. Which coded word stands for pen?

• A. lamp
• B. pen
• C. notebook (Correct)
• D. desk

Explanation: Write actual word versus called word. Pen is called notebook.

3. Pointing to a child, Rhea says, 'This child is the daughter of the sister of my mother.' How is the child related to Rhea?

• A. Cousin (Correct)
• B. Niece
• C. Sister
• D. Aunt

Explanation: Mother's sister is Rhea's aunt. Her daughter is Rhea's cousin .

4. A person faces East, turns left, walks 6 m, and turns left again. Which direction are they facing now?

• A. North
• B. South
• C. West (Correct)
• D. East

Explanation: East → left = North. North → left = West.

5. Find the wrong number: 4, 9, 16, 26, 36

• A. 9
• B. 16
• C. 26 (Correct)
• D. 36

Explanation: These should be consecutive squares: 2^2, 3^2, 4^2, 5^2, 6^2. So 25 should appear instead of 26 .

6. Which number does NOT belong? 1776, 2364, 1976, 3776

• A. 1776
• B. 2364 (Correct)
• C. 1976
• D. 3776

Explanation: 1776, 1976, and 3776 all end in 76. 2364 ends in 64, so it is the odd one out.

7. Which century year is NOT a leap year?

• A. 1600
• B. 2000
• C. 1700 (Correct)
• D. 2400

Explanation: A century year is a leap year only if divisible by 400. 1700 is divisible by 100 but not 400, so it is NOT a leap year.

8. A man walks 5 km North, then 3 km East. How far is he from the starting point (straight line distance)?

• A. √34 km (Correct)
• B. 8 km
• C. √17 km
• D. 4 km

Explanation: Distance = √(5² + 3²) = √(25+9) = √34 km.

9. Conclusion: 'We should invest in public transport.' Which premise best supports this?

• A. Public transport is old
• B. Private cars are convenient
• C. Public transport reduces congestion and pollution in cities (Correct)
• D. Buses are sometimes late

Explanation: A reason that shows clear benefit directly supports the conclusion to invest in public transport.

10. Statement: 'Parents should limit screen time for children under 10.' Assumption: Excessive screen time negatively affects children under 10.

• A. Yes (Correct)
• B. No
• C. Ambiguous
• D. Not stated

Explanation: The recommendation to limit implies a belief that excess is harmful. Assumption: Yes .

11. Why do solvers fix one person first in a circle?

• A. To create a natural starting point
• B. To remove rotational ambiguity (Correct)
• C. To avoid drawing a circle
• D. Because CUET requires it

Explanation: A circle has no natural first seat, so fixing one person removes rotation-based confusion.

12. In a certain code, 'holi' is called 'diwali', 'diwali' is called 'eid', and 'eid' is called 'holi'. What is the coded word for holi?

• A. eid
• B. holi
• C. diwali (Correct)
• D. gift

Explanation: The coded word used for holi is diwali.

13. Pointing to a man, Karan says, 'He is the husband of my father's daughter.' How is the man related to Karan?

• A. Father
• B. Brother-in-law (Correct)
• C. Uncle
• D. Cousin

Explanation: Father's daughter is Karan's sister. Her husband is Karan's brother-in-law .

14. What should be separated first when a path question asks shortest distance?

• A. Turns and shadows
• B. Horizontal and vertical movement (Correct)
• C. Only total distance
• D. Only the first move

Explanation: Shortest distance depends on the net horizontal and vertical displacement.

15. Find the wrong letter: A, D, G, K, M

• A. D
• B. G
• C. K (Correct)
• D. M

Explanation: The intended pattern is +3 each step: A, D, G, J, M. So K is wrong.

16. Which number does NOT belong? 64, 81, 100, 144, 190

• A. 64
• B. 81
• C. 190 (Correct)
• D. 144

Explanation: 64=8², 81=9², 100=10², 144=12². All perfect squares. 190 is not a perfect square (13²=169, 14²=196).

17. How many odd days are there in the first 9 months of a leap year (Jan–Sep)?

• A. 1
• B. 2 (Correct)
• C. 3
• D. 4

Explanation: Days Jan–Sep (leap): 31+29+31+30+31+30+31+31+30 = 274 = 39 weeks + 1 day → 1 odd day... actually 274 mod 7 = 2. Odd days = 2 .

18. Facing North, you turn right twice. Which direction do you now face?

• A. North
• B. East
• C. South (Correct)
• D. West

Explanation: North → right → East → right → South .

19. Paradox: 'The restaurant raised its prices but attracted more customers.' Which best explains this?

• A. Higher prices mean better quality perception, attracting status-conscious diners (Correct)
• B. People always prefer expensive food
• C. Cheaper restaurants closed down
• D. The restaurant advertised more

Explanation: Veblen goods — items perceived as higher quality when priced higher — explain the paradox. Quality perception is the key.

20. Proposition: 'Should the age of retirement be raised to 65?' Argument: 'Yes, because people are living longer and the pension burden on government is increasing.' Is this strong or weak?

• A. Strong (Correct)
• B. Weak
• C. Ambiguous
• D. Moderately strong

Explanation: Both longer lifespan and government fiscal sustainability are relevant, evidence-based reasons. This is a strong argument.

21. Before placing the second person in a circular arrangement, what should be marked clearly?

• A. Age order
• B. Clock brand
• C. Inward or outward facing (Correct)
• D. Seat colors

Explanation: Facing direction changes left-right mapping, so it must be declared first.

22. If 'red blue green' = 'xa yi zo' and 'blue white black' = 'yi pu re', what is the code for blue?

• A. xa
• B. yi (Correct)
• C. zo
• D. re

Explanation: The repeated word is blue. The repeated token is yi.

23. Pointing to a woman, Pooja says, 'She is the sister of the woman who is the mother of my father.' How is the woman related to Pooja?

• A. Mother
• B. Grandmother
• C. Great-aunt (Correct)
• D. Aunt

Explanation: The mother of Pooja's father is her grandmother. The sister of that woman is Pooja's great-aunt .

24. A person walks 3 km East and 4 km North. What is the shortest distance from the start?

• A. 5 km (Correct)
• B. 6 km
• C. 7 km
• D. 8 km

Explanation: Using $c^2=3^2+4^2=9+16=25$, we get $c=5$ km.

25. Find the wrong letter: Z, X, V, T, Q

• A. X
• B. V
• C. T
• D. Q (Correct)

Explanation: The pattern is backward by 2: Z, X, V, T, R. So Q is wrong.

26. Which number does NOT belong? 1, 8, 27, 64, 100

• A. 27
• B. 64
• C. 100 (Correct)
• D. 8

Explanation: 1=1³, 8=2³, 27=3³, 64=4³ are all perfect cubes. 100 =10² is a perfect square, not a cube.

27. If today is Wednesday, what day will it be 100 days from now?

• A. Monday
• B. Friday (Correct)
• C. Saturday
• D. Sunday

Explanation: 100 mod 7 = 2. Wednesday + 2 days = Friday .

28. At sunrise, a man stands facing East. His shadow falls to:

• A. East
• B. West (Correct)
• C. North
• D. South

Explanation: At sunrise, the sun is in the East. A man facing East has the sun in front of him. His shadow falls behind him , i.e., to the West.

29. Argument: 'Either we cut salaries or we lay off employees. We cannot cut salaries. Therefore we must lay off employees.' Is this argument valid?

• A. Yes, it is a valid disjunctive syllogism (Correct)
• B. No, we could also reduce working hours
• C. No, because salary cuts are always possible
• D. Yes, but only if the company is in debt

Explanation: The argument follows the valid form: P or Q; not P; therefore Q. It is a valid disjunctive syllogism .

30. Statement I: A major earthquake struck the coastal region. Statement II: A tsunami warning was issued for nearby islands. What is the relationship?

• A. I causes II (Correct)
• B. II causes I
• C. Both are effects of a common cause
• D. Independent

Explanation: A coastal earthquake is a direct trigger for tsunami warnings. I causes II.

31. In an 8-seat circular arrangement, opposite seats are how many positions apart?

• A. 2
• B. 3
• C. 4 (Correct)
• D. 5

Explanation: Opposite positions in 8 seats are 4 steps apart.

32. If 'red blue green' = 'xa yi zo', 'blue white black' = 'yi pu re', and 'green black sport' = 'zo re mi', what is the code for black?

• A. yi
• B. zo
• C. re (Correct)
• D. xa

Explanation: Black appears in the second and third statements. The common code there is re.

33. In portrait questions, where should the tree usually begin?

• A. From the oldest person
• B. From the photo person
• C. From the speaker (Correct)
• D. From the answer choice

Explanation: The most stable reference point is usually the speaker.

34. A person walks 6 km East and 8 km North. What is the shortest distance from the start?

• A. 10 km (Correct)
• B. 12 km
• C. 14 km
• D. 16 km

Explanation: Using $c^2=6^2+8^2=36+64=100$, the shortest distance is 10 km.

35. Fill the blank: AB_ABCAB_

• A. CA (Correct)
• B. BC
• C. AC
• D. CB

Explanation: The smallest repeating block is ABC. So the blanks are C and A .

36. Which number does NOT belong in the Fibonacci sequence? 1, 2, 3, 5, 8, 12, 21

• A. 5
• B. 8
• C. 12 (Correct)
• D. 21

Explanation: The Fibonacci sequence is 1, 2, 3, 5, 8, 13, 21. 12 appears instead of 13 and is the wrong term.

37. What is the exact time shown on the clock? Statement I: The minute hand points to 12. Statement II: The hour hand is between 3 and 4.

• A. Statement I alone is sufficient
• B. Statement II alone is sufficient
• C. Both together are sufficient (Correct)
• D. Neither is sufficient

Explanation: Statement I: minute hand at 12 → minutes = 00. Statement II: hour hand between 3 and 4 → hour is 3. Together → time = 3:00 .

38. If A means +, B means −, C means ×, D means ÷, find the value of: 10 C 2 A 3 B 5

• A. 14
• B. 16
• C. 18 (Correct)
• D. 20

Explanation: 10 × 2 + 3 − 5 = 20 + 3 − 5 = 18 .

39. Passage: 'In country Y, every year more students graduate with engineering degrees than there are engineering jobs available. Yet the country continues to face a shortage of skilled engineers.' What best explains this?

• A. Engineers are overpaid
• B. Many graduates lack practical skills required by employers despite holding degrees (Correct)
• C. Engineering is not a popular subject
• D. Country Y imports engineers

Explanation: A mismatch between academic qualifications and practical skills explains both the surplus of graduates and the shortage of truly skilled engineers.

40. Statement: 'The government must act quickly on climate change.' Which of the following is NOT an implicit assumption?

• A. Climate change is real and harmful
• B. Government action can address climate change
• C. The government is currently not acting fast enough
• D. Climate change will resolve itself without intervention (Correct)

Explanation: The statement assumes action is needed (implying the problem won't self-resolve), so 'it will resolve itself' is the opposite of what is assumed — it is NOT an implicit assumption .

41. What changes when everyone faces outward instead of inward?

• A. The number of seats
• B. The left-right interpretation (Correct)
• C. The opposite relation
• D. The clockwise direction itself

Explanation: Outward-facing arrangements mainly change how immediate-left and immediate-right are interpreted.

42. If 'smart students revise' = 'ka ti mo' and 'students solve mocks' = 'ti ra zu', what is the code for students?

• A. ka
• B. mo
• C. ti (Correct)
• D. zu

Explanation: The repeated word students matches the repeated code ti.

43. What is the safest way to read a long blood relation chain?

• A. Guess from the first phrase
• B. Read one phrase at a time (Correct)
• C. Start from the answer options
• D. Ignore the middle words

Explanation: Blood relation chains become accurate when handled one phrase at a time.

44. A person ends 9 km East and 12 km North of the start. What is the shortest distance back?

• A. 13 km
• B. 14 km
• C. 15 km (Correct)
• D. 16 km

Explanation: $c^2=9^2+12^2=81+144=225$, so $c=15$ km.

45. Fill the blank: XY_ZXY_ZX

• A. ZX
• B. YZ (Correct)
• C. ZY
• D. XX

Explanation: The repeating block is XYZ. The missing letters are Y and Z .

46. Which number does NOT have digit sum 9? 36, 63, 81, 27, 45, 19

• A. 36
• B. 81
• C. 19 (Correct)
• D. 45

Explanation: 36→9, 63→9, 81→9, 27→9, 45→9. But 1+9=10 for 19 , so it does not belong.

47. On which day of the week does a particular month start? Statement I: The month has 31 days. Statement II: The 15th of the month is a Wednesday.

• A. Statement I alone is sufficient
• B. Statement II alone is sufficient (Correct)
• C. Both together are sufficient
• D. Neither is sufficient

Explanation: If the 15th is Wednesday, the 1st is 14 days earlier. 14 mod 7 = 0, so the 1st is also Wednesday . Statement II alone suffices.

48. If @ means +, # means ×, $ means −, % means ÷, find: 4 # 3 @ 2 $ 1 % 1

• A. 12
• B. 13 (Correct)
• C. 14
• D. 15

Explanation: 4×3 + 2 − 1÷1 = 12 + 2 − 1 = 13 .

49. Paradox: 'Despite lower rainfall, the city's water supply improved this year.' Which best resolves this?

• A. Water is not affected by rainfall
• B. A new reservoir was completed that stored water from the previous rainy season (Correct)
• C. People used less water
• D. Rainfall data was incorrect

Explanation: Infrastructure improvement (reservoir) resolves the paradox by explaining an alternate water source.

50. Statement: 'Use XYZ toothpaste for whiter teeth.' Is the following assumption implicit? Assumption: People desire whiter teeth.

• A. Yes (Correct)
• B. No
• C. Cannot be determined
• D. Partially yes

Explanation: The advertisement would be pointless unless it assumes its audience wants whiter teeth. Assumption is implicit (Yes) .

51. A square table with 8 seats is best simplified as:

• A. A triangle
• B. A numbered circular path (Correct)
• C. Two rows only
• D. A bar graph

Explanation: Treating the figure as a circular path makes seat-to-seat relations much easier to track.

52. If 'diwali lights shine' = 'go mi ra' and 'lights joy family' = 'mi su la', what is the code for lights?

• A. go
• B. mi (Correct)
• C. su
• D. ra

Explanation: Lights appears in both statements. The repeated token is mi.

53. Arnav and Siya are married. Their children are Ved and Tara. Rohit is Arnav's father. How is Rohit related to Tara?

• A. Father
• B. Grandfather (Correct)
• C. Uncle
• D. Brother

Explanation: Rohit is one generation above Arnav, while Tara is one generation below Arnav. So Rohit is Tara's grandfather .

54. At sunrise, the shadow of a person falls in which direction?

• A. East
• B. West (Correct)
• C. North
• D. South

Explanation: At sunrise the Sun is in the East, so shadows fall toward the West.

55. Which strategy is best for repeat-series blanks?

• A. Fill one blank randomly
• B. Find the smallest repeating block (Correct)
• C. Convert into primes
• D. Check only the last three characters

Explanation: Repeat-series questions become easy once the smallest repeating block is identified.

56. When solving number-based odd-one-out, what should you check first?

• A. Roman numeral form
• B. Divisibility, squares, cubes, primes, digit sums (Correct)
• C. Number of syllables
• D. Last digit only

Explanation: Systematic checks across all major number properties are the fastest approach for number odd-one-out questions.

57. How many minutes does clock X gain per day? Statement I: Clock X showed 10:10 when the correct time was 10:00, after running for 10 hours. Statement II: Clock X was set correctly at midnight.

• A. Statement I alone is sufficient (Correct)
• B. Statement II alone is sufficient
• C. Both together are sufficient
• D. Neither is sufficient

Explanation: Statement I: gained 10 min in 10 hours = 1 min/hour = 24 min/day . Statement I alone is sufficient.

58. A person walks 10 km South, then 6 km East, then 10 km North. How far and in which direction is he from the starting point?

• A. 6 km East (Correct)
• B. 6 km West
• C. 4 km East
• D. 16 km North

Explanation: 10S and 10N cancel out. Net displacement = 6 km East .

59. Argument: 'All actions that harm others are wrong. Lying sometimes harms others. Therefore, lying is sometimes wrong.' Is this argument valid?

• A. Yes, it is valid (Correct)
• B. No, lying is always wrong
• C. No, the conclusion is too weak
• D. Yes, but only if the harm is intentional

Explanation: The argument uses standard logical structure correctly. The conclusion ('sometimes wrong') follows from the premises without overstating them. It is valid .

60. Statement: 'Kindly bring your ID proof to collect the parcel.' Is this assumption implicit? Assumption: ID proof verifies identity and ensures correct delivery.

• A. Yes (Correct)
• B. No
• C. Ambiguous
• D. Only partially

Explanation: The purpose of asking for ID is to verify the recipient — this assumption underlies the statement. Answer: Yes .