The sum of the present ages of a father and his son is 50 years

MATHEMATICS · Single correct · CBSE · Mathematics · Quadratic Equations · Quadratic Equations

Problem

The sum of the present ages of a father and his son is 50 years. Four years ago, the product of their ages was 392. What is the father’s present age? (a) 36 years36\text{ years} (b) 32 years32\text{ years} (c) 28 years28\text{ years} (d) 18 years18\text{ years}

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