The ratio of age of Rahul and Vimal 4 years ago is 4 : 3. The ratio of sum and difference of their present age is 9 : 1. What will be the age of Vimal after 4 years?
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The ratio of age of Rahul and Vimal 4 years ago is 4 : 3. The ratio of sum and difference of their present age is 9 : 1. What will be the age of Vimal after 4 years?