if else

http://127.0.0.1/mukmik/mik.php

else and if else

<?php
$score=79;
if($score<50){
echo'grand 0';
}else if($score<56){
echo'grand 1';
}else if($score<60){
echo'grand 1.5';
}else if($score<66){
echo'grand 2';
}else if($score<70){
echo'grand 2.5';
}else if($score<75){
echo'grand 3';
}else if($score<80){
echo'grand 3.5';
}else{
echo'grand 4';
}
?>