Placement Papers - Infosys

INFOSYS PAPER - 28 SEP 2005 - JAIPUR

Hello Friends
          This is so strange that infy people gave same paper on two dates 28           Oct 2004 and 28 Sep 2005 these two dates having more than 9 month gap           that means on 28 Sep 2005 some persons were writing same paper that           they have written on 28 Oct 2004
         
IT MAY BE POSSIBLE YOU MAY ALSO FACE THE SAME PAPER IN INFY EXAM. BEST OF LUCK the questions may not be in correct sequence i am giving you my answers also (that may not be correct)
         
         
          here is that paper
         
          1. if a person is sitting in a exam having 30 questions (objective           type)
          the examiner use the formula to calculate the score is S=30+4c-w here           c is number of correct answer and w is number of wrong answer, the examiner find           the score is more than 80, tell how may questions are correct ? if the score is           little less but still more than 80 then u wont be able to answer.
          answer :- 16
         
          2. if a cube of 27 meter *meter*meter painted red from out side, if           it cut
          into 27 equal part , then how many cubes were there
          (a) no face painted -------------------------ans 1
          (b) only one face painted--------------------ans 6
          (c) only two faces painted..........................ans 12
          (d) three faces painted..............................ans 8
         
          3. if a person having 1000 rs and he want to distribute this to his           five children
          in the manner that ecah son having 20 rs more than the younger one,           what will
          be the share of youngest child ans- 160
         
          4.raju having some coins want to distribute to his 5 son, 5 daughter           and driver
          in a manner that, he gave fist coin to driver and 1/5 of remaining to           first
son he again gave one to driver and 1/5 to 2nd son and so on.. at last he equally distributed all the coins to 5 daughters. how many coins raju initially have??? ans:-881(i           was not able to do this question)
         
          5. a,b,c, are three person in a city there can only three type of           person can
          be found sososean:- who speaks truth always, norosean who speaks false           always,  midsean who speak truth / false alternately but which come first time           it is not known
          (a) A says (1) i am sorosean ( 2) b is norosean
          (b)b says (1) i am sorosean (2) c is midsean
          (c) C says (1) i am sorosean (2) a is midsean
         
          very esay one answer is A is midsean F/T, B is           Norosean, C is Sorosean
         
          6. a painter went in a exhibition to purchases some pictures where           T,U,V,W,X,Y,Z  pictures were remaining , he want to buy only five in the condition on           that
          if T is there then X should not be there,
          if U is there than y should be there
          if if v is there then X should be there
         
          which is the combination the painter can have
          (a) T,U,V,W,Y
          (b)T,Z,U,W,X
          (c)T,X,U,V,W
          (d)T,U,Y,W,Z                        
ans (d)

          some more question on this basis
         
          7. if ravi binded his book and the binder cut the pages of the book,           ravi
          decided to mark the pages by himself own, what he found that number           of three
          appears 61 times find of number of pages answer           - 300
         
          8. if a die is marked according like that 1-6, 2-5,3-4 comes apposite           to each
          other, what is the number of combination that a die can be marked????
          ans - 1 only ( as i think)
         
          9. if deepak & suresh were going to school by cycle with 12 mile /hour           speed
          deepak shouted "hey suresh see the same bus of blue color that we have           see
          before 20 minutes ago" suresh replied "ya this buses comes in each 14           minutes on stop" can u find the speed of bus answer 40 mile /hour
         
          10. last question forgotten..SORRY