Hello,
Age is not a barrier in taking admissions in BA. A gap of four year will not hamper your zeal and enthusiasm to study and do exceptionally well, it might be a problem for your professional life but that could be justified by your situation.
You can go for colleges in Delhi University as you have a decent percentage in 12th and they don't have any age limit.
visit the link below for any details regarding DU admission:
https://university.careers360.com/articles/du-admission
There are many other colleges which don't have an age limit for admissions, Search for them and apply.
All the best!
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