Quantitative Apitude-Ratio & Proportion

Quantitative Apitude-Ratio & Proportion
1. If  p : q = 3 : 4 and q : r = 8 : 9, then p : r is :
  • 1 : 3
  • 3 : 2
  • 2 : 3
  • 1 : 2
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2. If 15% of x is the same as 20% of y, then x : y is :
  • 3 : 4
  • 4 : 3
  • 17 : 16
  • 16 : 17
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3. If 7 : x = 17.5 : 22.5, then the vaue of x is
  • 9
  • 7.5
  • 6
  • 5.5
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4. If 1/5 : 1/x = 1/x :1/1.25, the value of x is :
  • 1.5
  • 2
  • 2.5
  • 3.5
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5. If 0.4 : 1.4::1.4:x, the value of x is :
  • 49
  • 4.9
  • 0.49
  • 0.4
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6. The compounded ratio of (2:3), (6:11) and (11:2) is :
  • 1 :2
  • 2 : 1
  • 11 : 24
  • 36 : 121
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7. If 2A = 3B =4C, Then A:B:C is :
  • 2 : 3 : 4
  • 4 : 3 : 2
  • 6 : 4 : 3
  • 3 : 4 : 6
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8. If 2A = 3B and 4B = 5C, then A, C is :
  • 4 : 3
  • 8 : 15
  • 15 : 8
  • 3 : 4
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9. If x ; y = 5 : 2, then the value of (8x + 9y) : (8x + 2y)is:
  • 26 : 61
  • 61 ; 26
  • 29 : 22
  • 22 : 29
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10. The fourth proportional of 0.2, 0.12 and 0.3 is :
  • 0.13
  • 0.15
  • 0.18
  • 0.8
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Quantitative Aptitude
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