If 'a' and 'b' are non-zero numbers such that their sum is ten times the product, what is the value of 1/a + 1/b?
Pick.
A) 2 B) 5 C) 10 D) 15 E) 20
a+b = 10ab   1/a + 1/b = (b + a)/(ab) = 10.   The answer is 10.
<result>C</result>
If 'a' and 'b' are non-zero numbers such that their sum is ten times the product, what is the value of 1/a + 1/b?