Quantitative Aptitude Practice Question and Answer

Q: 56% of 225 + 20% of 150 = ? - 109   Find the value of '?' in the above equation 4925 0

  • 1
    264
    Correct
    Wrong
  • 2
    220
    Correct
    Wrong
  • 3
    241
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 1. "264"
Explanation :

Answer: A) 264 Explanation: Given 56% of 225 + 20% of 150 = ? - 109 we know that a% of b = b% of a Now, 225% of 56 + 20% of 150 = ? - 109 200% of 56 + 25% of 56 + 20% of 150 = ? - 109 112 + 14 + 30 = ? - 109 ? = 112 + 14 + 30 + 109 ? = 264

Q: यदि (\(4a ^2\)-\(3b^2\)):(\(2a ^2\)+\(5b ^2\))=12:19, है तो a:b=___ 4915 3

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

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Answer : 5. "16"

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Answer : 2. "2250"

Q: 21 वस्तुओं का क्रय मूल्य 15 वस्तुओं के विक्रय मूल्य के बराबर है। लाभ प्रतिशत होगा? 4865 0

  • 1
    25%
    Correct
    Wrong
  • 2
    30%
    Correct
    Wrong
  • 3
    33%
    Correct
    Wrong
  • 4
    40%
    Correct
    Wrong
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Answer : 4. "40%"

Q: An order was placed for the supply of a carpet whose breadth was 6 m and length was 1.44 times the breadth. What be the cost of a carpet whose length and breadth are 40% more and 25% more respectively than the first carpet. Given that the ratio of carpet is Rs. 45 per sq. m ? 4842 0

  • 1
    Rs. 4082.40
    Correct
    Wrong
  • 2
    Rs. 1024.21
    Correct
    Wrong
  • 3
    Rs. 2810.6
    Correct
    Wrong
  • 4
    Rs. 3214
    Correct
    Wrong
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Answer : 1. "Rs. 4082.40"
Explanation :

Answer: A) Rs. 4082.40 Explanation: Length of the first carpet = (1.44)(6) = 8.64 cm Area of the second carpet = 8.64(1 + 40/100) 6 (1 + 25/100) = 51.84(1.4)(5/4) sq m = (12.96)(7) sq m Cost of the second carpet = (45)(12.96 x 7) = 315 (13 - 0.04) = 4095 - 12.6 = Rs. 4082.40

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Answer : 1. "Loss of 12.5%"
Explanation :

Answer: A) Loss of 12.5% Explanation: Let the cost price be Rs. 100Then, market price is Rs. 140Now, the first discount is of 28.57% Rs.140 =~ Rs. 40Hence, its selling price = 140 - 40 = Rs. 100Now since Rana is selling at cost price, any further discount will be equal to loss percentage. The next dicount of 12.5% will be the loss percentage to Rana.

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