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Q: Two numbers, A and B, are such that the sum of 3% of A and 6% of B is four-fifth of the sum of 4% of A and 6% of B. Find the ratio of A + B and A - B?
  • A. 4 : 5
  • B. 6 : 5
  • C. 5 : 6
  • D. 7 : 5
Correct Answer: Option D -
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Explanations:

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