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- <!DOCTYPE html>
- <html>
- <head>
- <title>Student Grade Calculator</title>
- </head>
- <body>
- <h2>Enter Marks for 6 Subjects (out of 100)</h2>
- <form method="post">
- <?php
- for ($i = 1; $i <= 6; $i++) {
- echo "Subject $i: <input type='number' name='sub$i' min='0' max='100' required><br><br>";
- }
- ?>
- <input type="submit" name="submit" value="Calculate Grade">
- </form>
- <?php
- if (isset($_POST['submit'])) {
- $total = 0;
- for ($i = 1; $i <= 6; $i++) {
- $marks = $_POST["sub$i"];
- $total += $marks;
- }
- $percentage = ($total / 600) * 100;
- echo "<h3>Total Marks: $total / 600</h3>";
- echo "<h3>Percentage: " . round($percentage, 2) . "%</h3>";
- // Grade Calculation
- if ($percentage < 40) {
- echo "<h3>Grade: Failed</h3>";
- } elseif ($percentage < 50) {
- echo "<h3>Grade: D</h3>";
- } elseif ($percentage < 60) {
- echo "<h3>Grade: C</h3>";
- } elseif ($percentage < 70) {
- echo "<h3>Grade: B</h3>";
- } elseif ($percentage < 80) {
- echo "<h3>Grade: B+</h3>";
- } elseif ($percentage < 90) {
- echo "<h3>Grade: A</h3>";
- } else {
- echo "<h3>Grade: A+</h3>";
- }
- }
- ?>
- </body>
- </html>
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