diff --git a/challenge.py b/challenge.py
index 2653d7e..0a75755 100644
--- a/challenge.py
+++ b/challenge.py
@@ -1,9 +1,9 @@
 def make_division_by(n):
     """This closure returns a function that returns the division
-       of an x number by n 
+    of an x number by n 
     """
     # You have to code here!
-    pass
+    return lambda x: x / n
 
 
 def run():
@@ -21,8 +21,13 @@ def run():
     import unittest
 
     class ClosureSuite(unittest.TestCase):
+        
         def test_closure_make_division_by(self):
             # Make the closure test here
-            pass
+            self.assertEqual(6, make_division_by(3)(18))
+            self.assertEqual(20,make_division_by(5)(100))
+            self.assertEqual(3,make_division_by(18)(54))
 
+
+    unittest.main()
     run()