Practice Question and Answer

Q: A milkman has 20 liters of milk. If he mixes 5 liters of water, which is freely available, in 20 liters of pure milk. If the cost of pure milk is Rs. 18 per litre, then the profit of the milkman, when he sells all the mixture at  cost price, is: 6425 6

  • 1
    20%
    Correct
    Wrong
  • 2
    25%
    Correct
    Wrong
  • 3
    33.33%
    Correct
    Wrong
  • 4
    18%
    Correct
    Wrong
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Answer : 2. "25%"
Explanation :

Answer: B) 25% Explanation: When the water is freely available and all the water is sold at the price of the milk, then the water gives the profit on the cost of 20 litres of milk.     Since,    the profit % = ProfitCostPricex100 Therefore, profit percentage = 520x100  = 25%

Q:

“Vijayi vishw Tiranga Pyara” slogan was given by whom?

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  • 1
    Dayanand Saraswati
    Correct
    Wrong
  • 2
    Ravindranath Tagore
    Correct
    Wrong
  • 3
    Mangal Pandey
    Correct
    Wrong
  • 4
    Shyamlal Gupta “Parshad”
    Correct
    Wrong
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Answer : 4. "Shyamlal Gupta “Parshad”"

Q: The symbols used in an assembly language are called ? 6424 0

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    Assembler
    Correct
    Wrong
  • 2
    Mnemonics
    Correct
    Wrong
  • 3
    Codes
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 2. "Mnemonics"
Explanation :

Answer: B) Mnemonics Explanation:

Q:

Who among the following has written the book Outline Psychology?

6421 5

  • 1
    McDougall
    Correct
    Wrong
  • 2
    guilford
    Correct
    Wrong
  • 3
    crow and crow
    Correct
    Wrong
  • 4
    Watson
    Correct
    Wrong
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Answer : 1. "McDougall"

Q:

Today is Tuesday. What day will it be 62 days from today?

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  • 1
    Wednesday
    Correct
    Wrong
  • 2
    Tuesday
    Correct
    Wrong
  • 3
    Monday
    Correct
    Wrong
  • 4
    Sunday
    Correct
    Wrong
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Answer : 3. "Monday"

Q: What is the number of digits in 333? Given that log3 = 0.47712? 6409 0

  • 1
    12
    Correct
    Wrong
  • 2
    13
    Correct
    Wrong
  • 3
    14
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 2. "13"
Explanation :

Answer: B) 13 Explanation:  Let   Let x=333 = 333    Then, logx = 33 log3     = 27 x 0.47712 = 12.88224    Since the characteristic in the resultant value of log x is 12   ∴The number of digits in x is (12 + 1) = 13    Hence the required number of digits in 333is 13.

Q:

In these questions read each sentence to find out whether there is any error in it. If there is no error, the answer is (D).

The examination begins (A)/ from Monday (B)/ next week. (C)/ No error (D)

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  • 1
    A
    Correct
    Wrong
  • 2
    B
    Correct
    Wrong
  • 3
    C
    Correct
    Wrong
  • 4
    D
    Correct
    Wrong
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Answer : 2. "B"

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Answer :
Explanation :

Apply Allegation Method and first calculate the ratio in which they have to be mixed. = 8 : 12 = 2 : 3 Thus, the two varieties of oil should be mixed in the ratio 2 : 3. So, if 240 liters of the second variety are taken, then 160 liters of the first variety should be taken.

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