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1081

Q:

 $${a\over b}={2\over3}$$ and $${b\over c}={4\over5}$$ then the ratio  $${a+b}\over {b+c}$$ equal to:

  • 1
    $${20\over27} $$
  • 2
    $${27\over20} $$
  • 3
    $${6\over8} $$
  • 4
    $${8\over6} $$
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Answer : 1. " $${20\over27} $$"

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