reset or remove icloud from ipad

Hi ! i have Ipad mini. i just remember the password of ipad. but i forgot the icloud password and even answer of 2 security questions of icloud -only remeber answer to 1 question. i have also forgot recovery email address. now when i open my ipad. i enter my password it asks for icloud password. i enter and it says it may tale few minutes to recover. but then itnasks for security question the answers of whom i dnt remember or it sends code on recovery email which i cant recall what was email. i m very upset . please help me.