Quantitative Apitude-Percentage

Quantitative Apitude-Percentage
31. If 90% of A = 30% of B and B =x% of A, then x is equal to :
  • 900
  • 300
  • 800
  • 600
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32. x% of y is y% of ?
  • x
  • x/100
  • 100x
  • y/100
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33. 40 Quintals is what percent of 2 metric tonnes ?
  • 20%
  • 2%
  • 200%
  • 150%
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34. It is known that 20% of the mangoes are rotten. If the number of rotten mangoes is 35, then the total number of mangoes is :
  • 150
  • 175
  • 180
  • 185
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35. If 70% of students in a school are boys and the number of girls is 504, the number of boys is :
  • 1680
  • 1176
  • 1276
  • None of these
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36. A student has to secure 40% marks to pass. He gets 178 marks ad fails by 22 markts. the maximum marks are :
  • 200
  • 500
  • 800
  • 1000
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37. A house-owner was having his house painted. He was advised that the would require 25 kg of paint. Allowing for 15% wastage and assuming that the paintis available in 2kg cans, what would be the cost of paint purchased, if one can cost Rs. 16 ?
  • Rs. 240
  • Rs. 180
  • Rs. 160
  • Rs. 360
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38. A reduction of 12.5% in the price of a dinin table brought down its price to Rs. 4375. The original price (in Rs) of the table was :
  • 6000
  • 5400
  • 5200
  • 5000
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39. Of the total amount received by Kiran, 20% was spent on purchase and 5% of the remining on transportation. If he is left with Rs. 1520, the initial amount was :
  • Rs. 2800
  • Rs. 2000
  • Rs. 2400
  • Rs. 1600
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40. In a library, 20% boks are in Hindi, 50% of the remaining are inEnglish and the remaining 9000 are in varius other languages. What is the total number of boks in English ?
  • 4000
  • 3000
  • 2250
  • None of these
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