diff --git a/models/ExamMemberRank.php b/models/ExamMemberRank.php
index 4131000..ba7af07 100644
--- a/models/ExamMemberRank.php
+++ b/models/ExamMemberRank.php
@@ -64,4 +64,36 @@ class ExamMemberRank extends Model
       $builder->where('member_rank_id', '<>', null);
     });
   }
+
+  public function grade()
+  {
+    $this->load([
+      'exam_questions' => function ($query) {
+        $query->groupBy('id');
+      },
+    ]);
+    $returnVal = [];
+    $returnGrade = 0;
+    foreach ($this->exam_questions as $question) {
+      $answers = $question->exam_answers;
+      $returnAnswers = [];
+      $returnAnswerGrade = true;
+      foreach ($answers as $answer) {
+        $given = $this->exam_answers->contains($answer->id);
+        array_push($returnAnswers, [
+          'answer' => $answer,
+          'status' => $given,
+          'grade' => $given == $answer->is_correct,
+        ]);
+        $returnAnswerGrade = $returnAnswerGrade && $given == $answer->is_correct;
+      }
+      array_push($returnVal, [
+        'question' => $question,
+        'answers' => $returnAnswers,
+        'grade' => $returnAnswerGrade,
+      ]);
+      $returnGrade = $returnAnswerGrade ? $returnGrade + 1 : $returnGrade;
+    }
+    return ['exam' => $returnVal, 'grade' => $returnGrade];
+  }
 }
diff --git a/models/ExamTyperating.php b/models/ExamTyperating.php
index a94d463..7866c64 100644
--- a/models/ExamTyperating.php
+++ b/models/ExamTyperating.php
@@ -64,4 +64,36 @@ class ExamTyperating extends Model
       $builder->where('typerating_id', '<>', null);
     });
   }
+
+  public function grade()
+  {
+    $this->load([
+      'exam_questions' => function ($query) {
+        $query->groupBy('id');
+      },
+    ]);
+    $returnVal = [];
+    $returnGrade = 0;
+    foreach ($this->exam_questions as $question) {
+      $answers = $question->exam_answers;
+      $returnAnswers = [];
+      $returnAnswerGrade = true;
+      foreach ($answers as $answer) {
+        $given = $this->exam_answers->contains($answer->id);
+        array_push($returnAnswers, [
+          'answer' => $answer,
+          'status' => $given,
+          'grade' => $given == $answer->is_correct,
+        ]);
+        $returnAnswerGrade = $returnAnswerGrade && $given == $answer->is_correct;
+      }
+      array_push($returnVal, [
+        'question' => $question,
+        'answers' => $returnAnswers,
+        'grade' => $returnAnswerGrade,
+      ]);
+      $returnGrade = $returnAnswerGrade ? $returnGrade + 1 : $returnGrade;
+    }
+    return ['exam' => $returnVal, 'grade' => $returnGrade];
+  }
 }