IIM A has its own strategy of shortlisting candidates including their CAT results, they give you a chance of total 30 points to be earned. In case you get more than 90% in 10th, 12th, B.E., you will be awarded with 3 marks for each, if you get more than

Very good chances although your call would largely depend on CAT percentile.

If above 90 percentile in General category you can get majority of calls from top IIMs. 

Based on cutoff you can have follwing chances. 

https://bschool.careers360.com/articles/cat-cutoff

Hello Pranay,following are some good institutes:
Alliance University

Christ University, Bangalore.

Xavier Institute of management and Entrepreneurship.

The Bangalore University.

Hello dear, 

In order to take admission in IIM, you have to clear: 

1) common admission test( cat) 

2) after clearing cat, you have to give written ability test ( wat) and personal interview(pi). 

The student must have a bachelor's degree with a minimum of 50% for general category. So

For IIMs, necessary criteria for 2 year programs is that you need to get very high percentiles in Cat. But if you are a foreign national, Gmat is acceptable in your application. Instead if you have more than 5 years and preferably less than 12 years of workex, you can

Try to get maximum percentile in Cat. This time someone with 76 percentile got into IIM rohtak. So chances are bright to get calls from all new IIMs. But one thing is for sure, you will be asked in the inteviews about your past performance, so you have to be

Hello Zaki

After acquiring all the details from our website regarding this exam, I would further like to add some points and like to suggest you to go for online test series on regular basis whether yoy are prepared or not. For every wrong answers go through the topic again