Placement Papers - Infosys

Hai Friends
      
Question paper           
      
1.A publishing company advertisd the job      opening.The response was good. One hundred people applied for the      post. The company wanted someone expert in both physics and      chemistry. Out of which 10 did not had any specalization.75 of them      had got physics training and 83 got training in chemistry.how many      applicants had got training in both physics and chemistry?      (3 marks)           
      
2.sal & saul had a race for 100 yards.sal won de race and saul is 10      yards behind him(i.e, in de mean time saul covered 90 yards).if sal is      10 yards behind the start line
      and runs with the same speed as b4 who will win?
      (4 marks)           
      
3.A + B + C +D = D + E + F + G = G + H + I =17. If      A = 4. What are the values of D and G. Each letter taken only one of      the digit from 1 to 9.
      (6 marks)           
      
4. A mother has 15 children with a interval of 1.5      years between each child.now if the oldest child (given some name)is      three times the youngest one (given some name)
      what is the age of oldest one? (3 marks)           
      
5.. Last Year my cousin came to my place and we      played a game where the loosing one has to give one choclate to the      person who won the game .At the end of the vacation,i.e the day my      cousin was leaving she counted number of games that i won an she      won.At last she gave me a total of 8 choclates even though she won      about 12 games.Find the mumber of games that we played.
      (4 marks)           
      
6. a jeweller makes a window display. he has 7 gems      of which he needs to display 6. three on the left side of the pane on      three on the right. with following conditions.let the gems be Armanet,      diamond, emerald , sapphire , garnet, opal and ruby.
      1.armanet should be always displayed on left side
      2.diamond always on the right
      3.ruby should not be kept with diamond or garnet.
      4.emerald and sapphire should always be on the same side.       (8 marks)                      
      
1]what are the possible combinations on the      possible for left pane.
      a] armanet,garnet , opal
      b] armanet, ruby, garnet
      c] diamond, emerald , sapphire
      d] armanet , emerald, garnet                      
      
2]what are the possible combinations on the      possible for right pane.
      a]diamond, garnet , opal
      b]diamond, ruby, opal
      c]armanet,emerald, sapphire
      d]diamond,garnet,ruby           
      
3]if garnet, diamond, opal are on the right side what is possible
      option for right side.
      a]ruby,armanet,sapphire
      b]armanet,emerald,ruby
      c]armanet,emerald,sapphire
      d]ruby,emerald,sapphire           
      
4]if armanet, ruby, opal are on the left side what      is possible option for left side.
      a]diamond, garnet, emerald
      b]diamond, sapphire, garnet
      c]garnet, sapphire, emerald
      d]diamond, emerald, sapphire           
      
7.a milkman says to a boy "in one can there is      spring water.other can contains a cream milk.i will mix some water      with de milk to provid wholesome diet.if i take some quantity      from can A and pour it into can B such that its content      doubles.again take some quantity from can B and pour it      into can A such that its content doubles.again take some quantity from      can A and pour it into can B such that its content      doubles.Finally quantity of milk in both the cans are same but the      amount of water is one gallon more than the milk.(they didnt specify      what the can A & can B contains)
       (1) what is the initial amount of milk and water?
       (2) what is the final amount of milk and water?
      (8 marks)           
      
8.if the charges are as follows
          plumber +painter=900 
          painter +electrician=
          electrician+carpenter=
      like this 6 values and the persons are paint      hanger,painter,plumber,carpenter,electrician,mason.
      find their individual charges (very easy to solve)
        (6 marks)           
      
9.one confusing logical reasoning for 6 marks           
      10. a dice is there. it should contain 1,6 and 2,5      and 3,4 pairs as opposite to each other(i,e, if 1 is at the top 6      should be at the bottom) how many possible ways are there?