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Infosys Placement Paper

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					Infosys

   1. If f(x) = ¦(x² – 50)¦, what is the value of f(-5)?



   2. Helpers are needed to prepare for the fete. Each helper can make either 2 large cakes or 55
      small cakes per hour. The kitchen is available for 3 hours and 80 large cakes and 800 small cakes
      are needed. How many helpers are required?



   3. If f(a) = (a + 2) / (a-2) for all integers except a=2, which of the following has the greatest value?



   4. A perfect cube is an integer whose cube root is an integer. For example, 34, 46 and 678 are
      perfect cubes. If p and q are perfect cubes, which of the following will not necessarily be a
      perfect cube?



   5. A piece of ribbon 6 yards long is used to make bows requiring 42 inches of ribbon for each. What
      is the maximum number of bows that can be made?

   6. At 8′ o a clock ticks 6 times.The time between last and second ticks is 40 seconds.How long does
      it tick at 10′ o clock ?

   7. Three friends divided some bullets equally.After all of them shot 6 bullets the total number of
      bullets remaining is equal to the bullets each had after shoot.Find the original number bullets ?

   8. A ship went on a voyage.After it had travelled 10 miles a plane statrted with 100 times the
      speed of the ship.Find the distance when they meet from starting point ?

   9. There A stations on a railroad.After adding B stations on the rail route 66 additional tickets have
      to be printed.Find A and B

   10. Given that April 1 is tuesday.A, B, C are 3 persons told that their farewell party was on
A – july 16, saturday

B – April 16, saturday

C – June 10, friday



Out of A, B, C only one made a completetly true statement concerning date,day andmonthThe other
told two one told the day right and the other the date right..What is correct date, month, day




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