Home Subjects Reasoning Ability Puzzles & Seating Arrangement

Reasoning Ability
Puzzles & Seating Arrangement

Critical thinking and logical reasoning questions

172 Q 1 Topics Take Test
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Difficulty: All Easy Medium Hard 51–60 of 172
Topics in Reasoning Ability
All Puzzles & Seating Arrangement 172
All roses are flowers. Some flowers are red. Which conclusion is definite?
A All roses are red
B Some roses are red
C No roses are red
D We cannot determine
Correct Answer:  D. We cannot determine
EXPLANATION

Both statements are true but don't establish a definite relationship between roses and red color.

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DOCTOR is to HOSPITAL as JUDGE is to:
A Police
B Court
C Jail
D Lawyer
Correct Answer:  B. Court
EXPLANATION

A doctor works in a hospital; a judge works in a court. Functional relationship.

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If ZEBRA is coded as 26-5-2-18-1, how is TIGER coded?
A 20-9-7-5-18
B 19-9-6-5-17
C 20-8-7-4-18
D 19-10-6-5-18
Correct Answer:  A. 20-9-7-5-18
EXPLANATION

Each letter is converted to its position in alphabet: T=20, I=9, G=7, E=5, R=18

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Rahul walked 10m north, then turned right and walked 15m, then turned left and walked 5m. What is his final direction from the starting point?
A North-East
B North-West
C South-East
D South-West
Correct Answer:  A. North-East
EXPLANATION

Final position: 15m East, 15m North from start = North-East direction

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Looking at the series: 1, 4, 9, 16, 25, 36, ?, what comes next?
A 48
B 49
C 50
D 51
Correct Answer:  B. 49
EXPLANATION

Series of perfect squares: 1², 2², 3², 4², 5², 6², 7² = 49

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Five friends A, B, C, D, and E sit in a row facing north. B sits second from the left. D sits to the right of E. A sits at one end. C sits between A and B. Who sits second from the right?
A D
B E
C B
D C
Correct Answer:  B. E
EXPLANATION

Arrangement: A-C-B-E-D (left to right). Second from right is E.

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In a series: 2, 6, 12, 20, 30, 42, ?, what is the next number?
A 54
B 56
C 60
D 64
Correct Answer:  B. 56
EXPLANATION

Pattern: 2=1×2, 6=2×3, 12=3×4, 20=4×5, 30=5×6, 42=6×7, next=7×8=56.

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WATCH is to TIME as THERMOMETER is to:
A GLASS
B TEMPERATURE
C MERCURY
D SCALE
Correct Answer:  B. TEMPERATURE
EXPLANATION

WATCH measures TIME. THERMOMETER measures TEMPERATURE. The relationship is instrument-to-quantity-measured.

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6 boxes are arranged in a row. Box 2 is heavier than Box 1. Box 4 is lighter than Box 3. Box 5 is heavier than Box 6. If Box 3 is heavier than all others, which box is the lightest?
A Box 1
B Box 6
C Cannot be determined
D Box 4
Correct Answer:  C. Cannot be determined
EXPLANATION

While we know Box 4 < Box 3 and Box 6 < Box 5, we cannot definitively compare Box 1, 2, 4, and 6 to determine the lightest.

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No lion is a herbivore. Some herbivores are mammals. Conclusion: Some mammals are not lions. Is this valid?
A Yes, definitely valid
B No, invalid
C Cannot be determined
D Possibly valid
Correct Answer:  B. No, invalid
EXPLANATION

The conclusion doesn't logically follow from the premises. We cannot establish that some mammals are not lions from the given statements.

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