Infosys  Placement Paper   Aptitude - Puzzle   -

Infosys  Placement Paper   Aptitude - Puzzle   -

  • Posted by  FreshersWorld 
    7 Jan, 2012


    1a)   be * be = acb
    ,a,b,c,e   are non zero numbers find b,e.
    ans)  b=1   e=9

      2)   a,b,c,d,e  are having numerical values. there are some conditions

            a)  a=c  <===>  b!=e

            b) difference between a and c as same as difference between c and b
    as same as difference between a and 

            c)  c<a  and  c>  then find a,b,c,d,e

     3)   There are six cards in which it has two king cards. all cards are
    urned down and two cards are opened

            a) what is the possobility to get at least one king.

            b) what is the possibility to get two kings.

     4) A person went to a shop and asked for change for 1.15paise.
    but he said that he could not only give change for     

         one rupee.
    but also for 50p,25p,10p  and 5p. what were the coins he had
    ans) 1-->50   4--->10p      1--->25p

    5)  There are 3 nurses and they work altogether only once in a week.
    no nurse  is called to work for 3 consecutive   

    nurse 1 is off on tueseday,thursday and sunday nurse 2 is off on saturday.
    nurse 3 is off on thursday,sunday.

         no two nurses are off more than once a week.
    find the day on which all the 3 nurses were on work.

    6)  there are 5 persons a,b,c,d,e and each is wearing a block or white
    cap on his head. a person can see the caps of  

        the remaining 4 but can't
    see his own cap. a person wearing white says true and who wears block

       says false.

        i) a says i see 3 whites and 1 block

        ii) b says i see 4 blocks

        iii) e says i see 4 whites

        iiii) c says i see 3 blocks and 1 white.
    now find the caps weared by a,b,c,d and e

    7) there are two women, kavitha and shamili and two males shyam, aravind
    who are musicians. out of these four one  

         is a pianist, one flutist,
    violinist and drummer.

          i) across aravind beats pianist

         ii) across shyam is not a flutist

         iii) kavitha's left is a pianist

         iiii) shamili's left is not a drummer

         v)    flutist and drummer are married.

    8) 1/3 ed of the contents of a container evaporated on the 1 st day.
    3/4 th of the remaining contents of the container  

       evaporated the
    second day. what part of the contents of the container are left at
    the end of the second day.

    9) a man covered 28 steps in 30 seconds but he decided to move fast and
    covered 34 steps in 18 seconds. how   

        many steps are there on the
    escalator when stationary.

    10)  all fair skinned, rich, handsome, muscular, lean and employed are
    tall men

        1) all lean men are muscular.

        2) no fairskinned person who is not rich is handsome.

        3) some muscular men are handsome.

        4) all handsome are fairskinned.

        5) no person who is neither fair skinned nor muscular is enplyed.

        6)  we unable to recall this condition  and  question also incomplete.

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