<?php                                                                           
<form action="punlic_html/PHP/answers/answer1.php" method="post">               
Answer: <input type:"text" name:"ans1"/>                                        
<input type="sumbit" />                                                         
</form>                                                                         
$_GET["ans1"];                                                                  
$a=Answer1("$_GET["ans1"]");                                                    
if ($a=="CorrectAnswer") echo "Well done! Correct!";                            
else                                                                            
echo "Try again"                                                                
?>