Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
AlgebraAlgebraic Expressions and Identities
The sum of two numbers is $10$, and their product is $20$. What is the sum of their reciprocals?
- A.$\frac{1}{2}$Correct answer
- B.$\frac{1}{4}$
- C.$2$
- D.$\frac{1}{10}$
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Practice these MCQs in the appQuick fact: The sum of the reciprocals is $\frac{x+y}{xy} = \frac{10}{20} =$ $\frac{1}{2}$.