Solve the Problem $\$ 45,000$ In Corporate and Municipal Bonds $\$ 9000$

Multiple Choice

Solve the problem.
-Zach is planning to invest up to $\$ 45,000$ in corporate and municipal bonds. The least he will invest in corporate bonds is $\$ 9000$ and he does not want to invest more than $\$ 30,000$ in corporate bonds. He also does not want to invest more than $\$ 31,447$ in municipal bonds. The interest is $8.4 \%$ on corporate bonds and $6.5 \%$ on municipal bonds. This is simple interest for one year. What is the maximum income?

A) $\$ 18,495$
B) $\$ 33,495$
C) $\$ 3495$
D) $\$ 16,545$