Gpa_calculator/hsc-index.html at main · Riaz9543/Gpa_calculator · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <meta name="description" content="Free online HSC GPA Calculator for Bangladesh. Accurately calculate your HSC GPA for Science, Business Studies, and Humanities groups with instant results. Official grading system compliant.">
  <meta name="keywords" content="HSC GPA Calculator, HSC Result Calculator Bangladesh, Calculate HSC GPA Online, Higher Secondary Certificate, HSC Calculation Science Business Humanities">
  <meta name="author" content="EdTech Bangladesh">
  <!-- Open Graph Tags -->
  <meta property="og:title" content="HSC GPA Calculator | Bangladesh Education Tool">
  <meta property="og:description" content="Accurate HSC GPA Calculator for Science, Business Studies, and Humanities groups. Instant results with official grading system.">
  <meta property="og:type" content="website">
  <meta property="og:url" content="https://example.com">
  <meta property="og:image" content="https://example.com/hsc-gpa-calculator.png">
  <!-- Structured Data -->
  <script type="application/ld+json">
  {
    "@context": "https://schema.org",
    "@type": "WebApplication",
    "name": "HSC GPA Calculator",
    "description": "Official HSC GPA calculation tool for Bangladesh education system",
    "applicationCategory": "Educational",
    "operatingSystem": "Web",
    "offers": {
      "@type": "Offer",
      "price": "0",
      "priceCurrency": "USD"
    }
  }
  </script>
  <title>HSC GPA Calculator Bangladesh - Science, Business Studies, Humanities Group Calculator</title>
  <link rel="stylesheet" href="hsc-style.css">
  <link rel="icon" href="favicon.ico">
</head>
<body>

<main class="container" role="main">
  <header class="hero-header">
    <div class="logo-container">
      <div class="logo">
        <span class="logo-icon">🎓</span>
        HSC GPA Calculator
      </div>
    </div>
    <p class="tagline">Calculate your Higher Secondary Certificate GPA in seconds</p>
  </header>

  <section class="group-select">
    <h2 class="group-heading">Select Your Group</h2>
    <div class="group-options">
      <button type="button"
              class="group-card science"
              onclick="showSubjects('science')"
              aria-label="Select Science Group">
        <div class="group-icon">🔬</div>
        <div class="group-info">
          <h3>Science</h3>
          <p>Physics, Chemistry, Mathematics, Biology</p>
        </div>
      </button>

      <button type="button"
              class="group-card business"
              onclick="showSubjects('business')"
              aria-label="Select Business Studies Group">
        <div class="group-icon">💼</div>
        <div class="group-info">
          <h3>Business Studies</h3>
          <p>Accounting, Management, Economics</p>
        </div>
      </button>

      <button type="button"
              class="group-card humanities"
              onclick="showSubjects('humanities')"
              aria-label="Select Humanities Group">
        <div class="group-icon">📚</div>
        <div class="group-info">
          <h3>Humanities</h3>
          <p>Logic, Psychology, History, Social Work</p>
        </div>
      </button>
    </div>
  </section>

  <form id="gpaForm" style="display:none;" aria-label="GPA Form">
    <div class="compulsory-subjects">
      <h3 class="subject-category-title">Compulsory Subjects</h3>
      <div class="subject">
        <label for="bangla">Bangla:</label>
        <select class="grade compulsory" id="bangla" aria-label="Bangla Grade">
          <option value="">--Grade--</option>
          <option value="5">A+ (5.00)</option>
          <option value="4">A (4.00)</option>
          <option value="3.5">A- (3.50)</option>
          <option value="3.25">B+ (3.25)</option>
          <option value="3">B (3.00)</option>
          <option value="2.75">B- (2.75)</option>
          <option value="2.5">C+ (2.50)</option>
          <option value="2.25">C (2.25)</option>
          <option value="2">D (2.00)</option>
          <option value="0">F (0.00)</option>
        </select>
      </div>

      <div class="subject">
        <label for="english">English:</label>
        <select class="grade compulsory" id="english" aria-label="English Grade">
          <option value="">--Grade--</option>
          <option value="5">A+ (5.00)</option>
          <option value="4">A (4.00)</option>
          <option value="3.5">A- (3.50)</option>
          <option value="3.25">B+ (3.25)</option>
          <option value="3">B (3.00)</option>
          <option value="2.75">B- (2.75)</option>
          <option value="2.5">C+ (2.50)</option>
          <option value="2.25">C (2.25)</option>
          <option value="2">D (2.00)</option>
          <option value="0">F (0.00)</option>
        </select>
      </div>

      <div class="subject">
        <label for="ict">ICT:</label>
        <select class="grade compulsory" id="ict" aria-label="ICT Grade">
          <option value="">--Grade--</option>
          <option value="5">A+ (5.00)</option>
          <option value="4">A (4.00)</option>
          <option value="3.5">A- (3.50)</option>
          <option value="3.25">B+ (3.25)</option>
          <option value="3">B (3.00)</option>
          <option value="2.75">B- (2.75)</option>
          <option value="2.5">C+ (2.50)</option>
          <option value="2.25">C (2.25)</option>
          <option value="2">D (2.00)</option>
          <option value="0">F (0.00)</option>
        </select>
      </div>
    </div>

    <div class="group-subjects">
      <h3 class="subject-category-title">Group Subjects</h3>
      <div id="subjects"></div>
    </div>

    <div class="optional-subjects">
      <h3 class="subject-category-title">Optional Subjects</h3>
      <div class="subject">
        <label for="optional1">Optional Subject 1:</label>
        <select class="grade optional" id="optional1" aria-label="Optional Subject 1 Grade">
          <option value="">--Grade--</option>
          <option value="5">A+ (5.00)</option>
          <option value="4">A (4.00)</option>
          <option value="3.5">A- (3.50)</option>
          <option value="3.25">B+ (3.25)</option>
          <option value="3">B (3.00)</option>
          <option value="2.75">B- (2.75)</option>
          <option value="2.5">C+ (2.50)</option>
          <option value="2.25">C (2.25)</option>
          <option value="2">D (2.00)</option>
          <option value="0">F (0.00)</option>
        </select>
      </div>

      <div class="subject">
        <label for="optional2">Optional Subject 2:</label>
        <select class="grade optional" id="optional2" aria-label="Optional Subject 2 Grade">
          <option value="">--Grade--</option>
          <option value="5">A+ (5.00)</option>
          <option value="4">A (4.00)</option>
          <option value="3.5">A- (3.50)</option>
          <option value="3.25">B+ (3.25)</option>
          <option value="3">B (3.00)</option>
          <option value="2.75">B- (2.75)</option>
          <option value="2.5">C+ (2.50)</option>
          <option value="2.25">C (2.25)</option>
          <option value="2">D (2.00)</option>
          <option value="0">F (0.00)</option>
        </select>
      </div>
    </div>

    <button type="button" onclick="calculateHSCGPA()" aria-label="Calculate HSC GPA">Calculate HSC GPA</button>
  </form>

  <div id="result" aria-live="polite"></div>

  <section class="info-section">
    <div class="calculation-info">
      <h3>How HSC GPA is Calculated</h3>
      <ul>
        <li>All compulsory subjects (Bangla, English, ICT) must be passed</li>
        <li>At least 3 group subjects must be passed</li>
        <li>Optional subjects can add bonus points if grade > 2.00</li>
        <li>Maximum GPA is 5.00</li>
        <li>Failing any compulsory subject results in GPA 0.00</li>
      </ul>
    </div>

    <div class="grade-info">
      <h3>HSC Grading Scale</h3>
      <div class="grade-table">
        <div class="grade-row">
          <span class="grade-letter">A+</span>
          <span class="grade-point">5.00</span>
          <span class="grade-marks">80-100</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">A</span>
          <span class="grade-point">4.00</span>
          <span class="grade-marks">70-79</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">A-</span>
          <span class="grade-point">3.50</span>
          <span class="grade-marks">60-69</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">B+</span>
          <span class="grade-point">3.25</span>
          <span class="grade-marks">55-59</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">B</span>
          <span class="grade-point">3.00</span>
          <span class="grade-marks">50-54</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">B-</span>
          <span class="grade-point">2.75</span>
          <span class="grade-marks">45-49</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">C+</span>
          <span class="grade-point">2.50</span>
          <span class="grade-marks">40-44</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">C</span>
          <span class="grade-point">2.25</span>
          <span class="grade-marks">35-39</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">D</span>
          <span class="grade-point">2.00</span>
          <span class="grade-marks">33-34</span>
        </div>
        <div class="grade-row">
          <span class="grade-letter">F</span>
          <span class="grade-point">0.00</span>
          <span class="grade-marks">0-32</span>
        </div>
      </div>
    </div>
  </section>

  <section class="seo-content">
    <h2>About HSC GPA Calculator</h2>
    <p>Calculate your Higher Secondary Certificate (HSC) GPA instantly using our official Bangladesh education system calculator. This calculator supports all HSC groups including Science, Business Studies, and Humanities. Simply select your subjects and grades to get accurate GPA results according to the latest HSC grading system.</p>

    <h3>Supported HSC Groups:</h3>
    <ul>
      <li><strong>Science Group:</strong> Physics, Chemistry, Mathematics, Biology, Higher Mathematics</li>
      <li><strong>Business Studies Group:</strong> Accounting, Management, Economics, Finance & Banking</li>
      <li><strong>Humanities Group:</strong> Logic, Psychology, History, Islamic History, Social Work</li>
    </ul>

    <div class="cta-box" aria-label="Important Information">
      <p>ℹ️ Note: This calculator follows the official HSC grading system of Bangladesh</p>
    </div>
  </section>
</main>

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  <p>© 2025 HSC GPA Calculator. An educational tool for Bangladesh HSC students.</p>
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