how much would i get from IRS?

Let say i made ,225, and federal and state withheld r 24 and 8 respectively. I work as a contractor in MA and company based in CA.
Qs.
1. Do I need to do some thing call adjustment of state tax b/c there r 2 states involved like my payroll comes from CA which is my based company and I work in MA.
2. If my titution cost me 75… Can i claim my education to get max. tax return considering i m single with no dependent.
3. Can i ask for rent deduction since i m living in MA?
Please enlight me with ur expertise.
Thanks in Advance.

I worked as an independent contractor in RI but work the rest in CO. Do I have to pay RI tax on busines incom?

I was paid wages in CO all year, but indep contracting in RI x3months. My CO income taxes are based on federal income numbers. Do I have to pay RI state tax on my business income in RI?