ohio HS student wanting to get accepted to University of Michigan LSA , Low gpa, lots of AP's

[rr0616]

Im a Junior attending a columbus, ohio high school. i have a 3.1-3.2 GPA ive taken
AP chem
AP bio
AP US
AP Euro
AP physics
got a 28 on the ACT
what are my chances of gettning in? im involved in 7 after school clubs