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Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).

AlgebraQuadratic Equations

The sum of the reciprocals of A's ages (in years) 2 years ago and 2 years from now is $\frac{1}{3}$. The present age of A is:

A.$3$ years
B.$4$ yearsCorrect answer
C.$5$ years
D.$6$ years

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Quick fact: The present age of A is $4$ years.

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