Hello Purna,

With 85 percentile in JEE mains and general category you can get following colleges based on previous years Trends of cutoffs:

• JIS College Of Engineering
• Murshidabad College Of Engineering & Technology
• Academy Of Technology
• BCDA College Of Pharmacy & Technology
• College Of Engineering And Management
• Haldia Institute Of Technology
• Dayanand Anglo Vedic Institute of Engineering and Technology
• Ganga institute of Architecture and town planning, 
• Dr. Sudhir Chandra Sur Degree Engineering College

You can find more colleges using the link below:

https://engineering.careers360.com/jee-main-college-predictor

All the best.