You need to score 75% in your 12th for gaining eligibility for admission in IITs. With 75.6%, you are safe. However, this is just one of the elligibility criteria. You need to fulfil 5 criteria to be eligible for being considered for JEE Advanced. They are as follows:
Please visit our page for complete information for eligibility criteria at: https://engineering.careers360.com/articles/jee-advanced-eligibility-criteria
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