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Question

On certain day six passengers from Chennai, Bengaluru, Kochi, Mumbai and Hyderabad boarded the New Delhi bound Rajdhani Express from Tata Nagar. The following facts are known about these six passengers.
I. The persons from Kochi and Chennai are less than 36 yr of age.
II. Person Z, the youngest among all is a Doctor.
III. The oldest person is from Kolkata and his/her profession is same as the person who got down at Mughal Sarai.
IV. The persons from Bengaluru, Chennai, Hyderabad and Mumbai got down at four different stations. The eldest among these four got down at Koderma and the youngest at Kanpur. The person who got down at New Delhi is older than the person who got down at Mughal Sarai.
V. The engineer from Bengaluru is older than the engineer from Chennai.
VI. While arranging teachers in increasing order of age, it is observed that the middle person is as old as the engineer from Chennai.
VII. Person Y got down at Mughal Sarai is less than 34 yr old.
VIII. The teacher from Kochi is 4 yr older than the 31 yr old doctor who is not from Mumbai.

Which of the following options is true?

A
The person from Chennai is older than the person form Kochi
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B
The oldest teacher is from Mumbai
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C
The person from Mumbai is older than atleast one of the engineers
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D
The person from Kochi got down at Mughal Sarai and was an engineer
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E
The person who got down at New Delhi is older than Y, who in turn is older than the person from Hyderabad
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Solution

The correct option is E The person who got down at New Delhi is older than Y, who in turn is older than the person from Hyderabad
According to the information, there are three teachers, two engineers and one doctor. As the youngest among them is Z, who is doctor, his age must be 31 yr. The persons from bengaluru and Chennai are engineers, while the persons from Kolkata, Kochi and Mumbai are teachers. Therefore, the person who is doctor must be from Hyderabad.
The persons who got down at Mughal Sarai is a teacher and is less than 34 yr old. The person from Kochi and Chennai are 35 yr old. The person from Bengaluru got down at Koderma, while the person from Hyderabad got down at kanpur.
The given information can be represented as
AgepersonProfessionBelongs toDeparture>35TeacherKolkata >35EngineerBengaluruKoderma35EngineerChennai 35WTeacherKochi (3134)YTeacherMumbaiMughal Sarai31ZDoctorHyderabadkanpur

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