All doctors are professionals. Some professionals are wealthy. No wealthy person is unhealthy. Based on the above, which statement is definitely true?

The correct answer is B: Some doctors are wealthy. Doctors are professionals. Some professionals are wealthy. Therefore, some doctors could be wealthy. The statement 'Some doctors are wealthy' is the logical conclusion.

Seven people stand in a line. Ramesh is 3rd from the left. Suresh is 2 positions to the right of Ramesh. Tamara is to the left of Ramesh. How many people are to the right of Suresh?

The correct answer is B: 2. Ramesh is 3rd from left. Suresh is 2 positions to the right, so 5th from left. Total 7 people. People to the right of 5th position: 6th and 7th = 2 people.

In a seating arrangement, 6 people sit around a hexagonal table. M is 2 seats away from N (clockwise). K is opposite to M. Who sits between K and N (clockwise)?

The correct answer is B: Cannot be determined. We know M, N (2 seats away clockwise), and K (opposite M). But without knowing other people's positions or exact starting point, the person between K and N cannot be uniquely determined.

All doctors are educated. Some educated people are rich. No rich person is unhappy. What can be concluded?

The correct answer is C: Some doctors may be happy. We know some educated people are rich and no rich person is unhappy. Since some doctors are educated (subset), some doctors could be among those rich people, making them not unhappy.

In a code, CAT is written as DBU. How is DOG written?

The correct answer is A: EPH. Each letter is shifted by +1. D→E, O→P, G→H gives EPH

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Q.131 Medium Coding-Decoding

A girl leaves home at 9 AM, walks North for 2 km, turns West for 3 km, turns South for 4 km. In which direction is she from home?

A Southwest

B Northwest

C Southeast

D Northeast

Correct Answer: A. Southwest

Explanation:

Net: 3 km West, 2 km South (4-2). She is Southwest of home.

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Q.132 Medium Coding-Decoding

Statement: All students are hardworking. No lazy person is hardworking. Conclusion: No student is lazy.

A The conclusion follows

B The conclusion does not follow

C Data insufficient

D Partially follows

Correct Answer: A. The conclusion follows

Explanation:

If all students are hardworking and no lazy person is hardworking, then logically no student can be lazy.

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Q.133 Medium Coding-Decoding

If TIGER is coded as 20-9-7-5-18, how is ZEBRA coded?

A 26-5-2-18-1

B 25-4-1-17-0

C 26-4-2-19-1

D 24-6-3-20-2

Correct Answer: A. 26-5-2-18-1

Explanation:

Letters coded by position in alphabet. Z=26, E=5, B=2, R=18, A=1. Answer is 26-5-2-18-1

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Q.134 Medium Coding-Decoding

Series: 3, 7, 15, 31, 63, ?
What comes next?

A 127

B 125

C 124

D 126

Correct Answer: A. 127

Explanation:

Pattern: 2¹+1=3, 2³-1=7, 2⁴-1=15, 2⁵-1=31, 2⁶-1=63, 2⁷-1=127. Each is 2ⁿ-1 where n starts at 2

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Q.135 Medium Coding-Decoding

In a row of 6 people, P is to the left of Q. R is to the right of Q. S is between P and Q. T is at one end. Where is U? (Additional constraint: Q is not at the rightmost end)

A Between R and Q

B To the right of R

C Between S and P

D At the rightmost end

Correct Answer: B. To the right of R

Explanation:

Arrangement from left: T-P-S-Q-R-U. T is at left end, P-S-Q-R is the order given, U must be to the right of R

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Q.136 Medium Coding-Decoding

Statement I: All engineers are intelligent. Statement II: Some intelligent people are not engineers. Conclusion: Some engineers are not intelligent. Which is valid?

A Conclusion follows from both statements

B Conclusion follows from neither

C Conclusion contradicts the statements

D Conclusion partially follows

Correct Answer: C. Conclusion contradicts the statements

Explanation:

If ALL engineers are intelligent (Statement I), then NO engineer can be non-intelligent. The conclusion contradicts Statement I.

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Q.137 Medium Blood Relations

Pointing to a man, a woman said, 'His mother is the only daughter of my mother.' How is that man related to the woman?

A Son

B Nephew

C Brother

D Cousin

Correct Answer: A. Son

Explanation:

The only daughter of my mother = myself. So his mother is the woman. Therefore, the man is her son.

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Q.138 Medium Blood Relations

A is the brother of B. B is the sister of C. C is the mother of D. D is the son of E. How is A related to D?

A Uncle

B Father

C Grandfather

D Cousin

Correct Answer: A. Uncle

Explanation:

A is brother of B, B is sister of C (so A and C are siblings), C is mother of D. Therefore A is uncle of D.

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Q.139 Medium Blood Relations

In a family of five members, P is the father of Q and R. Q is the mother of S. T is the brother of P. How many males are there in the family?

A 2

B 3

C 4

D Cannot be determined

Correct Answer: D. Cannot be determined

Explanation:

P is male (father). T is male (brother). R's gender unclear. S's gender unclear. Q is female (mother). Insufficient information.

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Q.140 Medium Blood Relations

Pointing to a photograph, Arun said, 'He is the son of my mother's only son.' Who is the person in the photograph?

A Arun's father

B Arun himself

C Arun's son

D Arun's brother

Correct Answer: C. Arun's son

Explanation:

My mother's only son = myself (Arun). So the person is the son of Arun = Arun's son.

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