1.

The ratio of the ages of two sisters is3: 7. In ten years, the ratio of their agesbecomes 2:3. Find their present ages.​

Answer»

3y+10 =2

7y+10 3

5y=10

y=2

  1. 3y=3x2=6yrs
  2. 7y=7x2=14yrs



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