Puzzles Interview Questions |
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108.
My father’s age was x in the year x². I am obviously talking about 20th century. In which year was my father born?
Ans:
In the year 1892.
Solution: x = 44 as 44² = 1936 and the square of any other
integer will not fall in between 1900 and 2000. i.e my
father was 44 in the year 1936. ? my father was
born in the year 1892 |
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109. A man was going by cycle. After going 2/3rd of total distance the cycle broke down and he had to complete the journey on foot. At the end he found that he walked twice as long as he was on cycle. How many times the speed of the cycle is as the speed of walking?
Ans:
4 times.
Solution: Let the distance be z km, speed of cycle be x km/hr
and walking speed be y km/hr.
Then he covered 2z/3 km by cycle in 2z/3x hr and
covered z/3 km on foot in z/3y hr.
? according to the question 2*2z/3x = z/3y ? x/y = 4
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110. In a badminton tournament a team is eliminated from the tournament if it losses 2 games. If there are 51 teams then what is the maximum number of games required to select the champion?
Ans:
101
Solution: To eliminate the 50 teams 50*2 = 100 games are
required. And the champion team may lose in at
most 1 game. ? Max. no. of games required = 101
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111. There are 3 tribes in a Island. Sororean who always speak truth, Nororean who always speak false and Midorean who speak truth and false alternately in either order. From the statements given by A,B and C (who belong to 3 different tribes), three persons from the island, identify who belongs to which tribe
A : C is Sororean.
B is Midorean.
B : A is Nororean.
C is Midorean.
C : A is Midorean.
I am Sororean.
Ans:
A B C
Midorean Nororean Sororean
Solution: Think logically |
112.
There are 5 persons A,B,C,D,E . All of them have different occupations and none of them are of same age. There professions are Consultant, Planner, Engineer, Nutritionist and Technician definitely not in the same order. From the following conditions determine whose profession is what?
i) The consultant is the oldest among them.
ii) The Technician is not younger than the Planner and the Planner is not younger than the Nutritionist.
iii) D is not as old as A and also not as young as B, who is not as old as the Engineer and also not as young as C.
iv) C is not the youngest among them
Ans:
Names are given in descending order of their ages.
Consultant Engineer Technician Planner Nutritionist
A D B C E
Solution: Think logically |
113.
4 persons, Watts, Roger, O’neil and Smith, were eating in a restaurant while Smith was killed by poisoning. During investigation the other 3 persons gave the following statements. They gave one false statement each.
Watts : i) I didn’t do it.
ii) O’neil sat beside me.
iii) We had our usual waiter.
Roger : i) Smith was across the table from me.
ii) We had a new waiter.
iii) The waiter didn’t do it.
O’neil : i) Roger didn’t do it.
ii) The waiter has poisoned Smith.
iii) Watts lied when he said that we had our usual
waiter.
One among these three persons and the waiter murdered Smith. Who is the murderer?
Ans:
O’neil is the murderer |
