Practice Question and Answer

Q: Premlata went 8 km in the east from her home & then she turned to the left & went 6 km. Finally, she turned to the left & went 8 km how far was she from the starting point & in which direction? 2806 0

  • 1
    6 KM
    Correct
    Wrong
  • 2
    8 KM
    Correct
    Wrong
  • 3
    7 KM
    Correct
    Wrong
  • 4
    5 KM
    Correct
    Wrong
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Answer : 1. "6 KM"
Explanation :

Answer: 6 Km. North Solution with trick Finally, she was 6 km. away from the starting point in the North. Note: When showing the direction, keep in mind that the direction is asked from the starting point OR from the point where he/she is.

Q: Which of the following pairs is mismatched? 2806 0

  • 1
    Pila globosa - pearl
    Correct
    Wrong
  • 2
    Kenia lacca - lac
    Correct
    Wrong
  • 3
    Apis indica - honey
    Correct
    Wrong
  • 4
    Bombyx mori - silk
    Correct
    Wrong
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Answer : 1. "Pila globosa - pearl"
Explanation :

Answer: A) Pila globosa - pearl Explanation: Pinctada vulgaris is a bivalve from which pearl is obtained.

Q: Interest is usually associated with 2806 0

  • 1
    doubtful accounts
    Correct
    Wrong
  • 2
    bad debts
    Correct
    Wrong
  • 3
    accounts receivable
    Correct
    Wrong
  • 4
    notes receivable
    Correct
    Wrong
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Answer : 4. "notes receivable"
Explanation :

Answer: D) notes receivable Explanation: Interest is usually associated with notes receivable.

Q:

Directions:Study the following table carefully to answer these questions:

Percentage of Marks obtained by six students in six subjects

What are the average marks obtained by all students in Chemistry?

2805 0

  • 1
    54.25
    Correct
    Wrong
  • 2
    54.75
    Correct
    Wrong
  • 3
    73
    Correct
    Wrong
  • 4
    71
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "54.75 "

Q: A mixture of 70 litres of Fruit Juice and water contains 10% water. How many litres of water should be added to the mixture so that the mixture contains 12.5% water   ? 2805 0

  • 1
    2 lit
    Correct
    Wrong
  • 2
    4 lit
    Correct
    Wrong
  • 3
    1 lit
    Correct
    Wrong
  • 4
    3 lit
    Correct
    Wrong
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Answer : 1. "2 lit"
Explanation :

Answer: A) 2 lit Explanation: Quantity of fruit juice in the mixture = 70 - [70 x (10/100) ]= 63 litres.   After adding water, juice would form 87.5% of the mixture.   Hence, if quantity of mixture after adding x liters of water, [(87.5) /100 ]*x = 63 => x = 72    Hence 72 - 70 = 2 litres of water must be added.

Q: A container contains 50 litres of milk. From that 8 litres of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container ? 2804 0

  • 1
    24.52 litres
    Correct
    Wrong
  • 2
    29.63 litres
    Correct
    Wrong
  • 3
    28.21 litres
    Correct
    Wrong
  • 4
    25.14 litres
    Correct
    Wrong
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Answer : 2. "29.63 litres"
Explanation :

Answer: B) 29.63 litres Explanation: Given that container has 50 litres of milk.  After replacing 8 litres of milk with water for three times, milk contained in the container is:  ⇒501-8503 ⇒50×4250×4250×4250  = 29.63 litres.

Q: What is the fluid on the heating of a non-dimensional room? 2804 0

  • 1
    Mercury
    Correct
    Wrong
  • 2
    Aluminum
    Correct
    Wrong
  • 3
    Bromine
    Correct
    Wrong
  • 4
    Copper
    Correct
    Wrong
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Answer : 3. "Bromine"

Q: A Transparent DBMS 2804 0

  • 1
    Keep its logical structure hidden from users
    Correct
    Wrong
  • 2
    Can access control
    Correct
    Wrong
  • 3
    Keeps its physical structure hidden from users
    Correct
    Wrong
  • 4
    Can not hide sensitive information from users
    Correct
    Wrong
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Answer : 3. "Keeps its physical structure hidden from users"
Explanation :

Answer: C) Keeps its physical structure hidden from users Explanation: DBMS :: Database Managemet System. A DBMS which keeps its physical structure hidden from the user is known as a transparent DBMS.

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