CBSE 12th

Hello Ramesh, you may download old question papers from Maharashtra board official website.

Yes, with this percentile you can in SSCBS.

Yes candidates above 89% are eligible to apply for MBA in ISM and get admission.

After filling all the details, there will be a column to upload documents. You need to select the documents from the drive and then upload.

Yes, you are eligible to get admission. Candidates who scored above 80% are eligible to get admission.

Yes, the aspirants get eligible for getting admission into a Bachelor's programme after completing their BPP programme, but can only enroll in the Bachelor's course from IGNOU.

Commerce is defined as the exchange of goods and services among individuals and business entities. In academics, Commerce is considered to be one of the most popular streams of education along with Science and Arts. Commerce deals with the various aspects of business, trade, accounting, financial information/transactions and merchandising
It has also four mandatory subjects that are;-
1. Accounts
2. Business studies
3. Economics
4. English
You can also select out optional subjects that are ;-
1. Maths
2. Physical education etc.

YsBCA Eligibility
Passing class 12th with English as a compulsory subject. A minimum 50% aggregate mark in any stream is required for admission.
You are eligible with your 66% in +2

Yes, you can apply for Linux course after 10th. These are some institutes providing Linux courses
NIELIT Lucknow - National Institute of Electronics and Information Technology, NIELIT Chandigarh - National Institute of Electronics and Information Technology, Red Hat Global Learning Services, NIELIT Kolkata - National Institute of Electronics and Information Technology, AEM Kolkata, Arizona Infotech Pune, Linux learning center Bangalore, Aptech Computer Center. Online course provider are udemy, Edx, Red hat.