1.

The sum of two numbers is 7 and their product is 12. What is the sum of their reciprocals?

A.  \[\frac{1}{12}\]                        
B.  \[\frac{1}{7}\]
C.  \[\frac{7}{12}\]       
D.  \[\frac{7}{15}\]
Answer» D.  \[\frac{7}{15}\]


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