Infosys  Placement Paper   Aptitude - Puzzle   Delhi-Tagore International .-6 Aug 2006

Infosys  Placement Paper   Aptitude - Puzzle   Delhi-Tagore International .-6 Aug 2006

  • Posted by  FreshersWorld 
    7 Jan, 2012

    Hi All,
    I attended infy exam om 6th august in Delhi at Tagore International School.About 5-6 qusetions were repeated .One thing what i would like to mention,approach is very important,i attempted 9 questions in which one was surely wrong...& doubt in other,7 ques i done surely correct.So,guys pls see atleast 30-40 papers before written on these site..It will help a lot.
    English..was easy.Take time and answer it.properly ,dont try to solve puzzles in that time...It may appear easy but it has traps..
    I had very cool interview.I am just crrossing my fingers and waiting for the result of interview.


    1.) The time taken by a Passenger train to overtake a Freight train is twice of what it takes for the Passenger Train to pass the Freight Train when they are in opposite direction. What is the relation between their Velocities?

    Solution: Let Vp -> Velocity of Passenger Train
                  Let Vf -> Velocity of Passenger Train
      t1 = 2t2
      Therefore d/(Vp-Vf)=2d/(Vp+Vf)

    2)   This one is a very log question but easy if you have time to read and solve!  It will consume lot of time, so do it at last,   (8 Marks)

     There are 5 towns - nalanda, thrilothika, rampur , solanpur and maninagar.  So say N, T, S, R, M.  Out of these, 4 are capitals, 3 industrial towns, two hill stations, two towns are on same longitude.  Population of two cities is less than five lakhs and that of one city is 20 lakhs, also of other two cities is more than 50 lakhs.  Thirlothika is an industrial town.  Maninagars population is 20 lakhs.  There are 4 capitals and two industrial towns.  Now some data are given involving longitudes and latitudes such as, one of the hill stations do not lie in the longitude in which the harbour which is also an industrial town lies and so on.  Rampur and thrilothika lies on same longitude.  Solapur and Maninagar lies on same latitude like that.  And also, the population of the towns is involved from which the following four questions should be answered,

      combinations were given for each question )

     a. Which of the following combination has less than 5 lakhs population.

    Ans:   Nalanda and Rampur                            (100% Sure)

    1. The town which is a harbour, industrial town and capital

    Ans:   Thrilothika                                                (100% Sure)

    1. Which of the following combination have more than 50 lakhs population.

    Ans:    Thrilothika and solanpur                        (100% Sure)

    1. The town that is not a capital

    Ans:            Nalanda                                (100% Sure)

    3) A cow is standing 5 feet from the middle of the bridge.  A train is coming towards the cow at speed of 90 miles per hour from the near end and the train is twice as long as the bridge.  If the cow had tried to move forward in the same direction as of the train then the cow would have got hit be three feet.  But it moved in opposite direction to the train and saved by one feet. Then What is the length of the bridge?

    4. In a Park, there were certain birds in each tree. Number of birds in each tree equals to the number of trees in the park. The gate keeper is sure that there are around 2000 - 2100 birds altogether in the park.What is the total number of trees in the park?

    Ans: 45 trees.

    Ans:there are x no

    of trees.n no of birds=x*x, so check out d perfect square b/w

    2000 n 2100. ans is 45


    5.)Very easy ques.... A man built a house. He should pay amount to these persons: paper hanger,painter, plumber, merchant , carpenter. He found that, ha should pay for,wat individually he has 2 pay?
    Paperhanger+ painter=1100

    1 more condition was there...

    6.Sorry ,I don't remember d full ques...Its like 4guys  Frank,...& their wifes...georgian.........seating around a rectangular table

    playing some instruments like triumpet, Tabla,Violin& 1 more.& some conditions were given..D ques was who played VIOLIN.  

    Ans.Georgian.     (sure).
    7.Goerge said.."i bought  yellow banabnas @ 30 cents/bunch and the same number of red bananas @ 40 cents /each.

    If i had divided the money evenly then i would have got 2 bunches" to Mr.James and  he asked george "What is the amount?"

    George replied "you hav to tell me the amount". Can you find what is the amount.

    i couldn't solve it.....

    8.There are three children ann,eve and carl..

       "Ann wears blue if and only if eve wears red,carl and ann cannot wear blue at a time n either eve or carl can wear red at a time not both"

    Which color dress does ann wear?

    Ans:RED (sure)

    9.SLOWCOACH express starts from Mumbai to Amritsir& from Amritsar 2 mumbai everyday at 9:00hrs and after 3 days it reach its destination at 9:30hrs.Suppose you are travelling in that express from amritsar to mumbai starts on Monday..How many trains  you would u cross??



    v would b reaching after 3 days dats on Thursday 9:30hrs......

    so trains starting from mumbai on Friday,saturday.sunday,monday,tues,wed'y and Thursday

    (bcoz it starts at 9:00 and not at 9:30) will b crossing our train ...Dats total 7.

    10.Clark, jones, mason, smith are 4 ppl. there are 4 professions druggists, grocer, butcher, policeman. find out who is who?

    1)clark and jones are neighbours and they drive each other to work.

    2)jones earns more than mason

    3) the police man earns more than the druggists .

    4) the policeman does not have a druggists as a neighbour.

    5) the butcher walks to work

    6)policeman does not meet the grocer until he arrests him for commiting an offence

    7)clark beats smith every time they play cricket.


    Ans:  smith - policeman

              mason- butcher

              clark - druggist

              jones- grocer           (sure)

    My interview was in 11:00am slot...but i was called at about 3:15PM...i don't know why dey wre late dis time???

    but reach on or before time 4 interview..

    The pannel consisted one man & one woman.both in late 30s.
    Interview was really cool..
    1st dey asked me 2 introduce myself.Then question on hobby, mine was cricket so dey asked me just all d latest news of d game...record cracked in last 3-4 days....progress in 20-20....I replied them confidently.....
    D key is 2 smile all d time& B Confident...
    No technical ques were asked..
    Dey asked wat i hated most in me...tricky ques...replied I believe in god & he always takes care of his people...on d same lines .......talks about ethics & morals.......
    Puzzle time..
    1.ABC=DEF.??? Ans= 9*8*1 = 72 & 4*3*6 = 72...
    2.six match sticks given |  |  |  |  |  |  ............ 5 more were given make 9 out of it...?
    don't b baffled its d word NINE dats d trick..   :-)
    3.A man has 2 carry 100 box in 5 hrs.D condition is every hr he takes six more box than d hr wats d no. of box he carried in 1st hr....Ans = 8    x+x+6+x+12+x+18+x+24 = 100
    solve for x.........
    If  1 of this box falls & gets broken  dey will show u on paper d drawing then find no. of edges...very esy guys...
    ans = 15....
    dis was all 4 me....dey asked wats d latest news in Infy???Guys how can v forgt NASDAQ BELL i given full details of d event
    guys surf d INFY SITE PROPERLY......"THINKING FLAT "Concept......
    dats all ..Dey asked if i wanted 2 ask some ques???I asked about d same "Think flat "   i think dey were impressed
    dey didn't gave full ans just told wen u join d organisation u will come 2 know....
    Lets See...results in 3 weeks.....I m very hopefull...
    guys b confident....Dis site is jem of all ....Follow d latest paper...U will definitely make it....
    Best of Luck ...2 all
    May God Bless us All... By ALI.

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