CBSE 12th

Hi Himani,The options are numerous. If you're good at accounts, commerce, then you can go from CA CS and simultaneously get a degree in B.Com. Other options would be to go for B.Com BA BBM, and then do your MBA, which will land you up in really good paying jobs in the future. If law is something that interests you, then you can do a 5 year. Integrated BA LLB or BA LLB too.

You are eligible. You can get admission in top private and Government College for B.Tech.

After 12th with arts you can go for courses like BBA and other similar courses such as BBM and BMS which open doors to numerous branches of management. Some of the most common specialisations one can seek to include Human Resources Management (HRM), Retail Management, Finance Management, Sales and Marketing Management, Logistics, Operations and Supply Chain Management, etc. You can also go for fashion designing, textile designing, Animation, hospitality and any other course depending on the field you wish to make your career in.

There are many options for Science students after class 1th :
You can prepare for IIT or UPTU
Merchant Navy
NDA, SSC
B.Sc in physics, Chemistry or Maths
B.Sc in Agriculture
BBA, if you are interested in business
B.Tech petroleum
Law
B.Ed
B.Sc forestry
And, many other.

For engineering maths is must. You can work on it. Try SASTRA and Amity. They are good universities for biotechnology.
Good luck.

You can apply from the October for the fall intake. After getting an admission letter you can also apply to any scholarship which suits your eligibility. You can also check for other options like financial aid, part-time job. For any further information feel free to ask.

First of all, don't ignore the NCERT book. It is must to complete the NCERT. Also, you may refer to:
1) Pradeep
2) Dinesh.

Kindly visit this link:
https://www.google.co.in/amp/s/www.shiksha.com/medicine-health-sciences/medicine/exams/amp/neet-ug/cutoff
The cut-off will be released by CBSE on June 5.
Best of luck.

You must prefer the branch according to his interest. But one thing is that most likely to take CS will be more good for your brother. Predict the college you can get according to your score in JEE Mains:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

You can go for B.Sc or switch your course. Try for BBA or BCA.