<?php
echo 'score';
$score=58;
if($score<50){echo 'grade 0';}
else
if($score<55){echo 'grade 1';}
else if($score<60){echo 'grade
1.5';}
else if($score<65){echo 'grade 2';}
else if($score<70){echo
'grade 2.5';}
else if($score<75){echo 'grade 3';}
else
if($score<80){echo 'grade 3.5';}
else {echo 'grade 4';}?>
