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Mathematics
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
years
36\text{ years}
36
years
b)
32
years
32\text{ years}
32
years
c)
28
years
28\text{ years}
28
years
d)
18
years
18\text{ years}
18
years
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