Delhi

I don't think you have any chance in Civil or Mechanical at this rank in DTU or in NSIT.

Most of the top colleges cut-off will be 95 percentile in MAT and a few have cut-off around 90. Just check in which institute you want to join and their cut-off.

Hello! Yes, with this score you can get admission in Delhi colleges for PGDM or MBA. Good luck.

Depending on your caste. If you are obc /sc/st candidate, you may get. If you belong to general category, you may get but in 6-7th list.

There is same cut off for outside Delhi and Delhi students. Admission is based on your 12th marks.
Cut off is released by Delhi University for different courses for different college. SRCC is one if the most prestigious college of Delhi Counselling.
Cut off for general-95+.
For more information regarding admission process and cut off visit Delhi University website.

Please use given link for list of colleges-
https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.shiksha.com/science/colleges/m-sc-food-nutrition-colleges-Delhi-ncr&ved=2ahUKEwiEp5aBub7iAhWEfysKHQbbCLAQFjACegQIAxAB&usg=AOvVaw1FtR8ANqwzQBAoR3paVF4U.

Kindly predict your college in this college predictor. JEE Main rank predictor is an online tool which predicts the candidates rank range and probable colleges based on the difficulty level of the examination, average marks scored in JEE Main and seats available in IITs, NITs, GFTIs, and other SFTIs. The rank predicted might not be accurate but it certainly does give an idea to the aspirant. Know your college admission chances based on your JEE Main Rank, Home State, Caste, Gender, etc. Here https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

Yes, Christ University is a very good college. You will get so many opportunities here. It is an approved college. You can take admission here.
Good luck.