The following is the book value of the assets of a bank:

Asset	Book Value (in millions)
U.S. Treasury securities	$ 50
Municipal general obligation bonds	50
Residential mortgages	400
Commercial loans	200
Total book value	$700

a.     Calculate the credit risk-weighted assets using the following information:

Asset                                                                        Risk Weight

U.S. Treasury securities                                              0%

Municipal general obligation bonds                         20

Residential mortgages                                                50

Commercial loans                                                       100

b.     What is the minimum core capital requirement?

c.         What is the minimum total capital requirement?