Hi

Admission in IITs is through jee advanced.

As you have 75 % in aggregate of PCM, English & Bengali, you won't face any problem . It doesn't matter even if you don't have 6th subject

This is because,

It is not mandatory to have 6th subject. Only 5 subjects are considered.

5 Subjects to be considered for calculating aggregate percentage are :-

*Physics

*Chemistry

*Mathematics

*A language

*Any subject other than listed above

For your reference

JEE  advanced eligibility criteria is given below :-

---------------------) you need to pass your class 12th with at least 75% marks in aggregate in class 12 if belong to general or obc category or at least 65% marks if belongs to SC/ST or must be in the top 20 percentile in class 12 examination. For this year i. e 2021 this percentage requirement in class 12th was lifted off.

----------------------) You can give JEE advanced examination for the maximum of consecutive 2 years starting from the year of appearing for your 12th examination i. e to be eligible for JEE advanced 2022 your 12th board examination appearing year should be either 2022 or 2021

-----------------------) There is upper age limit, according to which to be eligible for jee advanced 2022, you should be born on or after 1st October 1997. There is 5 years of age relaxation for SC, ST and PwD so candidates of SC/ST /PWD needs to be  born on or after October 1, 1992.

-----------------------) you must qualify JEE main  2022 to be eligible for jee advanced 2022

You can get the detailed below information about jee advanced eligibility criteria by visiting our page the link for the same is provided below

https://engineering.careers360.com/articles/jee-advanced-eligibility-criteria

Thank you