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Right now the ages of two cousins, Vikram and Rahul, are in the ratio 5 : 7. Six years later the ratio will be 3 : 4. What is Rahul's present age (in years)?

Competition practiceRatio, Proportion & Mixtures
  • A42
  • B30
  • C36
  • D48

Step-by-Step Solution

Let ages be and gives , so . Rahul = years.
Answer: A) 42

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