Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: steam-bell-92

tests/test_math_quiz.py

@@ -156,7 +156,7 @@ def test_all_options_unique(self):
     def test_options_are_numeric_for_numeric_answer(self):
         options = generate_options(25)
         for opt in options:
-            assert isinstance(opt, int)
+            assert isinstance(opt, (int, float))
 
 
 # ── get_grade tests ──────────────────────────────────────────────────