count full text index query

<?php
$sql = "SELECT MATCH title, content AGAINST ('test') as relevance, title, content, author, postdate, tagid, comments FROM tbl_posts WHERE title LIKE '%test%' OR content LIKE '%test%'
ORDER BY relevance DESC LIMIT 0,10";
?>

<?php
$sql = "SELECT MATCH title, content AGAINST ('test') as relevance, title, content, author, postdate, tagid, comments FROM tbl_posts WHERE title LIKE '%test%' OR content LIKE '%test%'
ORDER BY relevance DESC LIMIT 0,10";
?>

<?php
$result = mysql_query($sql);
$numrows = mysql_num_rows($result);
?>

<?php
$result = mysql_query($sql);
$numrows = mysql_num_rows($result);
?>