Question

What courses can I study for with maths lit, business studies,life sciences and consumer studies

Answer 1

check with your college counselor
or, visit a college and talk to the faculty there

Rather than figure out what you can do with what you know, discover what you love, and find out what it will take to succeed in that field.
Talk to someone successful in that field.

Answer 2

Maths lit, consumers, biology, business studies