Science

See as you are a NON UT POOL you have very minimum chances in BCOM may be in 3rd or 4th counselling. So i would suggest keep other colleges like PGGC11 46 42 as your backup colleges and also fill the form for BBA in GGDSD College as you have a great chances to get a seat in GGDSD in BBA
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See as you are NON UT POOL so you may get a seat but in 3rd or 4th counselling. So it would be better you must take some backup colleges also and keep GGDSD as your 1st priority. Also i would suggest you to fill BBA in GGDSD College that surely possible to get with this percentage and Non UT
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Hello, Your marks is enough or not is depends on college or university. Because every college or university has it's own eligibility criteria for every course. So kindly check it by go through eligibility criteria of that college or university you are looking to take admission in.

Yes, you can go for B.Sc. IT side by side. It will help you to gain some extra knowledge and you will also have a graduation degree in IT. I suggest you to choose college or university wisely.