Practice Question and Answer

Q:

तीसरे क्रॉस में लुप्त संख्या ज्ञात कीजिये:

11701 0

  • 1
    0
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
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Answer : 3. "4"

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Answer : 3. "19th"

Q:

कथन

सभी लैपटॉप कंप्यूटर हैं

कुछ लैपटॉप नोटबुक हैं।

निष्कर्ष 

I. कुछ नोटबुक कंप्यूटर हैं  

।I. सभी नोटबुक कंप्यूटर हैं।

11634 0

  • 1
    यदि केवल निष्कर्ष I अनुसरण करता है
    Correct
    Wrong
  • 2
    यदि केवल निष्कर्ष II अनुसरण करता है
    Correct
    Wrong
  • 3
    यदि या तो निष्कर्ष I या निष्कर्ष II अनुसरण करता है
    Correct
    Wrong
  • 4
    यदि न तो निष्कर्ष I और न ही निष्कर्ष II अनुसरण करता है
    Correct
    Wrong
  • 5
    यदि दोनों निष्कर्ष I और II अनुसरण करते हैं
    Correct
    Wrong
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Answer : 1. "यदि केवल निष्कर्ष I अनुसरण करता है"

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).

On a holiday (A) /I prefer reading story books (B) / than visiting my friends. (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 : 3. "C"
Explanation :

prefer to

Q: If the cost price of a certain object doubles, then the loss gets tripled of what it was initially. The initial loss % was ? 11479 0

  • 1
    0 %
    Correct
    Wrong
  • 2
    25 %
    Correct
    Wrong
  • 3
    75 %
    Correct
    Wrong
  • 4
    50 %
    Correct
    Wrong
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Answer : 4. "50 %"
Explanation :

Answer: D) 50 % Explanation: Let the cost price be x and selling price be y.Loss = x – y   When the cost price doubles, the loss gets tripled.So it becomes like this, 2x – y = 3(x-y) => x = 2y   Loss % = (loss/ C.P) x 100 = [(2y-y)/2y] x 100= 50 %

Q: An air conditioner can coo the hall in 40 miutes while another takes 45 minutes to cool under similar conditions. If both air conditioners are switched on at same instance then how long will it take to cool the room approximately ? 11476 0

  • 1
    18 minutes
    Correct
    Wrong
  • 2
    19 minutes
    Correct
    Wrong
  • 3
    22 minutes
    Correct
    Wrong
  • 4
    24 minutes
    Correct
    Wrong
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Answer : 3. "22 minutes"
Explanation :

Answer: C) 22 minutes Explanation: Let the two conditioners be A and B 'A' cools at 40min 'B' at 45min Together =(axb)/(a+b) = (45x40)/85 = 21.1764 = (approx) 22 min.

Q:

एक हार्डवेयर डिवाइस जो डाटा को अर्थ पूर्ण इनफार्मेशन में परिवर्तित करता है ?

11422 1

  • 1
    प्रोसेसर
    Correct
    Wrong
  • 2
    इनपुट डिवाइस
    Correct
    Wrong
  • 3
    प्रोग्राम
    Correct
    Wrong
  • 4
    प्रोटेक्टर
    Correct
    Wrong
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Answer : 1. "प्रोसेसर"

Q:

You have all come well prepared. I ____ you to pass this exam. 

11421 0

  • 1
    hope
    Correct
    Wrong
  • 2
    expect
    Correct
    Wrong
  • 3
    wish
    Correct
    Wrong
  • 4
    except
    Correct
    Wrong
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Answer : 2. "expect "

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