Govt. Exams
Entrance Exams
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Topics in Reasoning Ability
A, B, C, D, E are sitting in a circle. A is opposite to C. B is to the immediate right of A. D is between C and E. Who sits to the immediate left of C?
Correct Answer:
A. E
EXPLANATION
In circle: A-B (right of A)-E-D-C (opposite to A). From C going left: C-D-E-B-A. So A sits to the immediate left of C when going counterclockwise
In a circular arrangement of 8 people, if person A is at position 1 and person B is directly opposite, at what position is B?
Correct Answer:
C. 5
EXPLANATION
In a circle of 8, position 1 is opposite to position (1+8/2)=5. So B is at position 5.
Statement: All politicians are ambitious. Some ambitious people are corrupt. Conclusion: Some politicians are corrupt.
Correct Answer:
B. The conclusion does not follow
EXPLANATION
Though all politicians are ambitious and some ambitious people are corrupt, we cannot conclude that the corrupt ones are from the politician group.
All students are learners. Some learners are successful. All successful people are happy. Which is definitely true?
Correct Answer:
C. Some learners are happy
EXPLANATION
Some learners are successful, and all successful people are happy, therefore some learners are definitely happy.
In a family, there are 6 members. X is married to Y. X has two children with Y. Z is brother of X. Z is married to W. W has sister V. How many females are there (minimum)?
Correct Answer:
B. 3
EXPLANATION
Y (wife), W (wife), V (sister). Minimum 3 females identified. Children's gender unspecified.
Five friends are sitting in a circle. A sits opposite to C. B sits to the right of A. D is not adjacent to A. How many positions can E occupy?
Correct Answer:
B. 2
EXPLANATION
In circle of 5: A-B-?-D-C or A-?-D-?-C patterns. With constraints, E can occupy 2 specific positions maintaining the circular arrangement.