Sun Microsystem Placement Paper -: Technical Questions With Answers

Sun Microsystem Previous Years Solved Sample Placement Papers

1. The ratio of the volumes of kerosene, petrol and diesel is 9:7:4 in one mixture and 5:14:11 in another mixture. If fifty litres of the first mixture is mixed with a certain quantity of the second mixture and the new mixture contains 35 litres of kerosene, then what will be the ratio of petrol to diesel in the new mixture?
   

   (a) 5:7

   (b) 3:4

   (c) 4:3

   (d) 7:5 (Ans)

2. A circle is inscribed in a square. If the area of the circle is 616 cm², what is the area of the square not occupied by the circle? (π = 22/7)
   

   (a) 148 cm²

   (b) 168 cm²

   (c) 174 cm²

   (d) 192 cm² (Ans)

3. There are five temples with a magical pond in front of them which doubles the number of items in it. Ram goes to the temple with some flowers and dips them in the pond to clean them. He finds that the number of flowers doubled. He places some of them in the first temple and again dips the remaining flowers in the pond. He repeats this process until he placed flowers in the last temple. He is left with no flower after placing the flowers at the fifth temple. He finds that he placed equal number of flowers in all temples. If he initially had less than 50 flowers, how many did he place in each temple?
   

   (a) 16

   (b) 24

   (c) 32 (Ans)

   (d) 64

4. Milk Mixture
   The price of high-grade milk is ₹40 per litre and that of low-grade milk is ₹30 per litre. In what ratio should they be mixed so that the resultant mixture has a price of ₹36 per litre?
   

   (a) 3:2 (Ans)

   (b) 5:4

   (c) 4:3

   (d) 2:1

5. Marked Price
   The cost price of an item is ₹150. If Harish gives a discount of 20% on the marked price of the item, then there is no profit and no loss. What is the marked price of the item?
   

   (a) ₹187.5

   (b) ₹175

   (c) ₹200 (Ans)

   (d) ₹192.5

6. Expansion Last Digit
   What will be the last digit of the expansion of 237937?
   

   (a) 1

   (b) 9 (Ans)

   (c) 3

   (d) 7

7. Rectangle Perimeter
   The ratio of length and breadth of a rectangle is 3:2. If its area is 2400 square cm, then what is its perimeter (in cm)?
   

   (a) 180

   (b) 220

   (c) 200 (Ans)

   (d) 240

8. Compound Interest
   If the interest earned on a sum of money invested for 3 years at the annual interest rate of 10% compounded annually is ₹14,895, then what is the sum of money invested?
   

   (a) ₹45,000

   (b) ₹42,500

   (c) ₹36,000 (Ans)

   (d) ₹48,000

9. Percentage Calculation
   What will be the value of 12% of 18% of ₹1,90,000?
   

   (a) ₹4,053

   (b) ₹4,155

   (c) ₹4,002

   (d) ₹4,104 (Ans)

10. Multiplication Puzzle
    What is the value of 0.6 × 0.06 × 6 × 60?
    

    (a) 129.96

    (b) 0.1296

    (c) 1.296

    (d) 12.96 (Ans)

11. Arithmetic Operations
    If '+' means '×' and '-' means '+', then what will be the value of 56 + 20 - 19?
    

    (a) 930 (Ans)

    (b) 491

    (c) 1139

    (d) 728