Comsenz Inc.'; var $customname = ''; function make(&$question) { $a = rand(1, 90); $b = rand(1, 10); if(rand(0, 1)) { $question = $a.' + '.$b.' = ?'; $answer = $a + $b; } else { $question = $a.' - '.$b.' = ?'; $answer = $a - $b; } return $answer; } } ?>