Placement Papers - Infosys

Hi Friends

I\'m sending you Infy paper that I wrote on Nov. 9th. I could have done all correct, but, I overlooked a couple of words in first question & hence got the wrong answer. But, rest 9 I answered correctly.

You can check the answers by putting the value in original question.

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INFOSYS PAPER - Nov. 9, 2003 - Pune (morning batch)
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1. "One-sixth of my life", said my boss, "I spent as a child, next one-twelfth as an old boy, one-seventh & 5 more years in politics & socialization. This brought me upto when Jimmy born. Jimmy was elected for the governer four years ago, when he was half my present age."
How old is my boss?

ANS.: 84 yrs.
(However, I overlooked that \'one-seventh\' part, & got the answer 36 - a wrong answer.)
*******************************************************
J= (B/2) + 4
(B/6) + (B/12) + (B/7) + 5 + J = B
=> B = 84
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2. Half of the money in my purse, I spent on shopping & gave 1$ to a begger. Then, spent half of the remaining on lunch & gave 2$ to the waiter as tip. Finally, I purchased some books worth 3$ more than
half of what remained. This left me with only 1$ in my purse.
How much money I initially had?

ANS.: 42$

3. Bill, Ed, & Derek, along with their wives - Grace, Helen, & Mary - in one order or the other were playing 18-holes golf. There score were as follows -
i)  Grace, Helen, Mary, & Ed scored 106, 102, 100, & 94 respectively.
ii) Bill & Derek scored 98 & 96, but forgot who scored what.
iii) Bill\'s wife was beaten by Ed\'s wife.
iv) When Bill & Derek remembered their scores, they came to know that exactly two couples had same total scores.
What was scored by Bill, & by Derek.

ANS.: Bill:96, Derek: 98
*******************************************************
Here, we get three answer, but, there is written, "...
in one order or the other ...", hence, only above one
is correct.
*******************************************************

4. "My son", the man said, "is five times older than my daughter, my wife is wife times older than my son, & I\'m twice the age of my wife. Sum of our ages equals the age of GrandMa, who is celebrating her 81st birthday today. What is the age of my son?"

ANS.: 5 yrs.

5. Mrs. Barbinger bought some plates on Saturday for $1.30, when everything was being sold two cents below the regular price. She exchanged those plates on Monday, at their regular price, for cups & saucers. Cost of one plate equals cost of one plate & one saucer. She returned home with 16 more articles than before. Since, saucers cost only 3 cents each, she bought 10 more saucers than cups. The puzzle is, how many cups could she have bought on Saturday, for $1.30?

ANS.: 13 cups
*******************************************************
On Monday:
cup = 12 cents, saucer = 3 cents, plate = 15 cents
On Saturday:
cup = 10 cents, saucer = 1 cent, plate = 13 cents
*******************************************************

6. Harry & Jimmy were playing marbles. They began with same no. of marbles. In the game, Harry first won 20 marbles, & then lost 2/3 of what he had. In the end, Jimmy had four times marbles, than what Harry had. How many did they begin with?

ANS.: 100 marbles each

7. An analytical reasoning para. about arrangements of gems in display case, & four questions on possible arrangements.

8. Following are the statements of three of the participants in a race. One among them is the winner of the race. One of them is a Sororrean, who always tells the truth, one of them is a Nororrean, who always lies, & the third one is Midrorrean, who lies alternately. You have to find who is Sororrean, who is Nororrean, & who is Miderorrean.

A: i)  C obstructed my way, & hence I lost.
  ii) C always tells the truth.
  iii) C won the race.

B: i)  C is not a Nororrean.
  ii) A won the race.

C: i)  B won the race.
  ii) I didn\'t obstruct the way of C, because of
which he lost.

ANS.: A:Nororrean, B:Sororrean, C:Midrorrean
*******************************************************
If A is Sx, C is also Sx.
If A is Mx (with 2nd stat. true) then none is Nx.
If A is Mx (with 2nd stat. false) then none is Sx.
Hence, A is Nx, then C is Mx, & therefore, B is Sx.
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9. Five thieves entered a diamond shop, one by one. Each stole half of the diamonds he found there & two more diamonds, except the fifth, who didn\'t find any diamonds to steal. How many diamond were there
initially.

ANS.: 60 diamonds

10. Hart has two friends Amy & Axe.
i) One of Amy & Axe is the oldest.
ii) Either Hart is oldest or Amy is youngest.
Who is the oldest, & who is the youngest.

ANS.: Oldest:Axe, Youngest:Amy