TCS Placement Paper: 22 September 2012 IET,Lucknow

 

Question 1:

  George can do a work in 60 days. George and Paul can do the same work in 20 days.How much time will Paul take to complete the same work if works alone?

Answer: 30days

Question 2:

 Two people A and B starts running at 10:00 AM  towards north at a speed of 40Kmph and 60Kmph respectively. After 2 hours(12:00 noon ), A turned left and B turned right. They stopped at 2:00 PM.Find the distance between A and B at 2:00 PM.

Answer:3200

Question 3:

 You are given 87 matchsticks. They are arranged in rectangular manner.Find the number of triangles formed?

Answer: 43

Question 4:

 Three unbiased dice are thrown. Find the probability of getting sum 10.

Answer: 1/8

 Question 5:

 If ab3133ab is divisible by 12.What is the minimum value of (a+b)?

a)     4    b)6   c)7   d)2

Answer: c) 7

Question 6:

Five people Pradeep,Qutub,Raj,Sandy and Tej are in a row. Raj sits to the immediate right of Tej. If Pradeep and Qutub have only two persons sitting between them, which of following must be true?

1. Pradeep is at one extreme end of row.
2. Qutub is sitting beside Pradeep.
3. Tej or Raj must be at one extreme end of the row.
4. Sandy must be at one of ends of the row.

Answer:

     4)Sandy must be at one of ends of the row.

Question 7:

 

 

Five rivers  Ya-Fen,Volga,Yamuna,Hudson and Siene flow through the five cities v-z. New York,Paris,Moscow,Tokyo and Delhi,but not necessarily in same order.No two rivers flow in the same city and no two cities have same river flowing through them.Vogla flows through neither Moscow nor Delhi.Ya-Fen is neither in New York nor in Paris. Yamuna is neither in Delhi nor in Moscow.Hudson is in Moscow while new York has Yamuna flowing through it. Which of following is definitely FALSE?

1.  If Volga flows through Tokyo,then Ya-Fen flows through Delhi.
2.  If Tokyo has Volga,then Siene must flow through Delhi.
3.  If Ya-Fen flows through Tokyo, then Siene must flow through Delhi.
4. Ya-Fen may flow through Tokyo or Delhi.

Answer:

        2) If Tokyo has Volga,then Siene must flow through Delhi.

Question 8:

 Given the word “Parrot”. Find the 20^th word in dictionary order.

  Submitted by-

Chiranjib Sarma

IET,Lucknow