Inspire Academy

You can check the link to get information about fee structure of this course.
https://www.shiksha.com/college/inspire-academy-andheri-west-mumbai-48294
Good luck.

Yes, it's true that Inspire company provides placement after the completion of Diploma.

For Diploma in Air Hostess (Cabin Crew) Eligibility Criteria:
Age
Minimum 17 years | Maximum 25 years
Candidate must have passed 10+2 from a recognized board.
Male candidate must have minimum height of 167.5 cms and for female candidate minimum height must be 157.5 cms.
Admission is based on the marks obtained in 10+2.

As the fee has not been disclosed by the college, I would request you to contact the college officials on the numbers provided in the link: http://www.theinspireacademy.com/contact.html

Hi!
It's an 8 months' course.

Hi,
Please refer to the link below:
https://www.shiksha.com/hospitality-travel/course/diploma-in-cruiseship-inspire-academy-andheri-west-mumbai-255287

You can apply for any course after your graduation, but you need to consult firstly the higher authorities for the same, and this course is nothing to do with your class 12th grade marks. All the best.