The minimum marks required for admission to aerospace engineering colleges in West Bengal are usually around 50% or higher in your 10+2 exams, specifically in subjects like Physics, Chemistry, and Mathematics (PCM). However, the exact percentage can vary depending on the college and entrance exam requirements. For example, qualifying exams like JEE Main and JEE Advanced often have specific cutoff marks that must be met to secure a seat. It’s essential to check with individual colleges for their specific eligibility and cutoff criteria.