Practice Question and Answer

Q: 30 Men contracts to complete a work in 50 days. But after 25 days, it is come to know that only 1/3rd of the work has been done. How many more workers are required to complete the work in time? 5646 2

  • 1
    25
    Correct
    Wrong
  • 2
    30
    Correct
    Wrong
  • 3
    35
    Correct
    Wrong
  • 4
    40
    Correct
    Wrong
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Answer : 2. "30"

Q: Every year before the festive season,a shopkeeper increases the price of the product by 35% and then introduce two successive discount of 10% and 15% respectively.what is percentage loss and percentage gain ? 5646 0

  • 1
    3.27 % loss
    Correct
    Wrong
  • 2
    4.15 % loss
    Correct
    Wrong
  • 3
    3.27 % gain
    Correct
    Wrong
  • 4
    4.15 % gain
    Correct
    Wrong
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Answer : 3. "3.27 % gain"
Explanation :

Answer: C) 3.27 % gain Explanation: Let cp= 100,35 % increase in sp=13510 % discount in 135((135*10)/100)=13.5so 1st sp=(135-13.5)=121.5, again 15 % discount in 1st sp((121.5*15)/100)=18.2252nd sp=(121.5-18.225)=103.275, so finally cp=100,sp=103.275 ,gain by 3.27%

Q:

Sarita sells a Phone at a profit of 20%. If she had bought it at 20% less and sold it for Rs. 180 less, she would have gained 25%. Find the cost price of the Phone.

5642 0

  • 1
    Rs. 800
    Correct
    Wrong
  • 2
    Rs. 850
    Correct
    Wrong
  • 3
    Rs. 900
    Correct
    Wrong
  • 4
    Rs. 1000
    Correct
    Wrong
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Answer : 3. "Rs. 900"

Q:

निम्नलिखित शब्दों में से कौन - सा शब्द ‘अपेक्षा’ के अर्थ का सूचक नहीं है?

5641 0

  • 1
    आशा
    Correct
    Wrong
  • 2
    निराशा
    Correct
    Wrong
  • 3
    आवश्यकता
    Correct
    Wrong
  • 4
    इच्छा
    Correct
    Wrong
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Answer : 2. "निराशा "

Q: The Capacity of a Communication Channel is Measured in 5640 0

  • 1
    Band rate
    Correct
    Wrong
  • 2
    Band width
    Correct
    Wrong
  • 3
    Data flow
    Correct
    Wrong
  • 4
    Bit capacity
    Correct
    Wrong
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Answer : 2. "Band width"
Explanation :

Answer: B) Band width Explanation: The path that data takes from source to destination is called a Channel. A channel is a communication medium. A channel has a certain capacity for transmitting information.    The "capacity" of a channel is the theoretical upper-limit to the bit rate over a given channel that will result in negligible errors. Channel capacity is often measured by its Bandwidth in Hz or its data rate in bits per second.

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Answer : 4. "D"
Explanation :

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Answer : 1. "7"

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Answer : 1. "had written "

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