diff --git a/lib/a_division_by_zero_error.rb b/lib/a_division_by_zero_error.rb
index fa27ef3..bbeda3d 100644
--- a/lib/a_division_by_zero_error.rb
+++ b/lib/a_division_by_zero_error.rb
@@ -1,3 +1,3 @@
 42 / 6
 
-42 / 0
+42 / 7
diff --git a/lib/a_name_error.rb b/lib/a_name_error.rb
index bad266d..b6a3182 100644
--- a/lib/a_name_error.rb
+++ b/lib/a_name_error.rb
@@ -1,3 +1,3 @@
-"hello world"
+puts "hello world"
 
-hello_world
+hello_world = 2
diff --git a/lib/a_syntax_error.rb b/lib/a_syntax_error.rb
index 5252c8f..26b7cb7 100644
--- a/lib/a_syntax_error.rb
+++ b/lib/a_syntax_error.rb
@@ -1,3 +1,3 @@
 x = 1
 
-x = 
+x = 3
diff --git a/lib/a_type_error.rb b/lib/a_type_error.rb
index 1217fd5..d5f49e2 100644
--- a/lib/a_type_error.rb
+++ b/lib/a_type_error.rb
@@ -1,3 +1,3 @@
 1 + 1
 
-1 + "is the loneliest number"
+1 + 3