Вывод теста из базы данных + подсчет баллов

function gettest ($conn){
    $out = [];
    $sql="SELECT questions.question_id,questions.question,answers.answer,answers.answer_id, answers.score from questions LEFT JOIN answers ON questions.question_id=answers.question_id";
    $result=$conn->query($sql);
    while ($row=$result->fetch_assoc()){
        $out[$row['question_id']]['question'] = $row;
        $out[$row['question_id']]['answers'][] = $row;
    }
 
    return $out;
}

echo "<FORM method=\"POST\" action='score.php'>";
$data = gettest($conn);
foreach ($data as $testItem)
{
    echo $testItem['question']['question_id']. '. ' . $testItem['question']['question'];
 
    foreach ($testItem['answers'] as $answer)
    {
         echo '<br>';
         echo '<input type="radio" value="'. $answer['answer'].'">'.$answer['answer'];
         echo '<br>';
    }
}
echo "<INPUT TYPE=submit VALUE='Отправить'>";
echo " </FORM>";

$q1 = $_POST['1'];
$q2 = $_POST['2'];
$q3 = $_POST['3'];
$q4 = $_POST['4'];
$q5 = $_POST['5'];
$q6 = $_POST['6'];
$q7 = $_POST['7'];
$score = 0;
      if ($q1 == 0){$score;} 
       else if ($q1 == 1){$score++;}
       else if ($q1 == 2){$score=$score+2;}
       else if ($q1 == 3){$score=$score+3;}
    if ($q2 == 0){$score;} 
       else if ($q2 == 1){$score++;}
       else if ($q2 == 2){$score=$score+2;}
       else if ($q2 == 3){$score=$score+3;}
    if ($q3 == 0){$score;} 
       else if ($q3 == 1){$score++;}
       else if ($q3 == 2){$score=$score+2;}
       else if ($q3 == 3){$score=$score+3;}
    if ($q4 == 0){$score;} 
       else if ($q4 == 1){$score++;}
       else if ($q4 == 2){$score=$score+2;}
       else if (q4 == 3){$score=$score+3;}
    if ($q5 == 0){$score;} 
       else if ($q5 == 1){$score++;}
       else if ($q5 == 2){$score=$score+2;}
       else if ($q5 == 3){$score=$score+3;}
    if ($q6 == 0){$score;} 
       else if ($q6 == 1){$score++;}
       else if ($q6 == 2){$score=$score+2;}
       else if ($q6 == 3){$score=$score+3;}
    if ($q7 == 0){$score;} 
       else if ($q7 == 1){$score++;}
       else if ($q7 == 2){$score=$score+2;}
       else if ($q7 == 3){$score=$score+3;}
if (($score>-1)&&($score<5)) {
echo 'Ваш балл: ' . $score . '<br>';}
else if (($score>4)&&($score<11)){
echo 'Ваш балл: ' . $score . '<br>';}
else if (($score>10)&&($score<18)){
echo 'Ваш балл: ' . $score . '<br>';}
else if (($score>17)&&($score<22)){
echo 'Ваш балл: ' . $score . '<br>';}