Yes you can apply. 

Eligibilty criteria for Cat exam:

• A candidate should have completed his Bachelor’s degree program in any stream from a recognized university or have an equivalent qualification which is recognized by the Ministry of HRD, India.
• For general and NC-OBC category candidates, the minimum percentage required in the Bachelor’s degree is 50%.
• Candidates from the reserved categories must attain a minimum aggregate percentage of 45% in Bachelors.
• For candidates who are awarded grades or CGPA, the conversion of grades or CGPA will be according to the process certified by the University or Institute.
• Candidates in the final year of the program or awaiting their results can also apply.

Hope this helps you. All the best.

Hi Safwaan,

Some of the IIT's accept 3 year degree. In order to get admission you need to write CAT Exam. Based on CAT score students will be shortlisted and are called for GD,PI rounds.

Here's the link below to know more about MBA from IITs.

https://bschool.careers360.com/articles/mba-from-iits-know-seats-fee-and-admission-process

If you are interested in joining MBA from IIMs & other top colleges you can apply with CAT score. Here's the link below to know more about the colleges.

https://bschool.careers360.com/articles/cat-participating-institutes

Good Luck!!