i may really sound funny for most of u but you dont know my condition ..... i was a bright student but due to some family issues i got 74 % in 10th and 72 % in 12th  and was unable to complete my furthur education as i had to join a job now at 22 m hopeless about my future but as my maths and physics are extremly goood and i mean it ....chem is above avg but not brilliant but i think i can work on it ....so plzzz tell me at the age of 22 can i give my iit jee exam for btech as i have not given any exam like the first attempt after 12th and year after ... i never gave iit  entrance exam after 12 th neither following the year after ....at this age it may not be sound to get entry to this institute but at the same time at this age but i wont be good if i don do so in the premeir institutes..... so plzz help me if u can ......m desperate