A \(\$500\) investment and a \(\$1,500\) investment have a combined yearly return of \(8.5\) percent of the total of the two investments. If the \(\$500\) investment has a yearly return of \(7\) percent, what percent yearly return does the \($1,500\) investment have?

(A) \(9\%\)

(B) \(10\%\)

(C) \(10 \frac58\%\)

(D) \(11\%\)

(E) \(12\%\)

Answer: A

Source: Official Guide