Maharaja Agrasen Institute of Technology

Pls checkhttp://ipuadmissions.nic.in/Documents/2016/Cuttoff R1/CUT OFF MBA (Ist Round).pdfto check the previous year rank cutoffs.
It will give you an idea which college you'll get.
Top IPU colleges for MBA
1.USMS
2.MAIT
3.DIAS
4.RDIAS

Yes it provides all specializations
Finance, marketing, HR, IT and IB.

Yes you will easily get admission in MAIT with this score.
The highest package for MBA through MAIT has been Rs.8 lakhs p.a.

You will get a good college. But as you are from outside Delhi
I'll advice you to check http://ipuadmissions.nic.in/ for rank cutoffs.
Top Ip colleges are
1.USMS
2.MAIT
3.DIAS
4.RDIAS

Yes, It is worth doing MBA from MAIT. MAIT is the second best college under IP university for MBA. MAIT provides an avg package of Rs.3-4 lakhs pa for finance and Rs.4-5 lakhs for marketing.

You'll definitely get a college.
As you are outside Delhi resident I will advice you to please check ipuadmissions.nic.in for colleges.
The top colleges under IPU are
1.USMS
2.MAIT
3.DIAS
4.RDIAS

No IP doesn't considers MAT scores.
It has its own exam named CET and admissions are done on the basis of CET ranks.

Yes you will get USMS.
Last year USMS admitted up to 185 rank for general MBA.
And for MBA in financial markets it went up to 461 rank.

Hey.
The total fees of the college is Rs.97,500/- per year (including 2 semesters and excluding hostel fees)
For direct admission, there is a clause of management quota.
You can refer the following link for further information and admission productive under management autos quota.
Link - http://www.mait.ac.in

MAIT will be a better option for you. As it not only exposes you too academics but also provides extra curricular activities.
Moreover MAIT has quite bigger campus than DIAS.