Maths Practice Question and Answer

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Answer : 2. "16 मिनट"

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Answer : 3. "60"

Q:

एक मेज को 400 रुपये के बदले 350 में बेचने पर प्रतिशत हानि 5% बढ़ जाती है,  तो मेज का लागत मूल्य ज्ञात करें । 

4656 0

  • 1
    Rs. 1, 050
    Correct
    Wrong
  • 2
    Rs. 417.50
    Correct
    Wrong
  • 3
    Rs. 435
    Correct
    Wrong
  • 4
    Rs. 1,000
    Correct
    Wrong
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Answer : 4. "Rs. 1,000"

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Answer : 2. "Rs. 37.50"
Explanation :

Clearly, marked price of the book = 120% of C.P
Also, cost of paper = 25% of C.P.
Let the cost of paper for a single book be Rs. n.
Then, 120 : 25 = 180 : n ⇒ n = Rs.  = Rs. 37.50

Q: 30 आदमी किसी काम को 25 दिन में कर सकते हैं तो उसी काम को 75 आदमी कितने दिन में कर पायेंगे? 4479 2

  • 1
    15
    Correct
    Wrong
  • 2
    12
    Correct
    Wrong
  • 3
    16
    Correct
    Wrong
  • 4
    10
    Correct
    Wrong
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Answer : 4. "10"

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