What will be the output from following perl code? sub myfun{$n = scalar(@_); $value = 0; for each $ item (@_){$value += $ item; $x = $value/$n; return $x;} $num = myfun(10, 20, 30, 40, 50); print "What is the value of n: $n "; print "What is the value of x: $num