diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..c57d089
Binary files /dev/null and b/.DS_Store differ
diff --git a/answers/exercise1.sql b/answers/exercise1.sql
index e69de29..c3caceb 100644
--- a/answers/exercise1.sql
+++ b/answers/exercise1.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE City LIKE '_a%';
diff --git a/answers/exercise10.sql b/answers/exercise10.sql
index e69de29..2ce47ed 100644
--- a/answers/exercise10.sql
+++ b/answers/exercise10.sql
@@ -0,0 +1,3 @@
+SELECT PostalCode 
+AS Zip 
+FROM Students;
\ No newline at end of file
diff --git a/answers/exercise11.sql b/answers/exercise11.sql
index e69de29..5e3725b 100644
--- a/answers/exercise11.sql
+++ b/answers/exercise11.sql
@@ -0,0 +1,2 @@
+ALTER TABLE Students;
+RENAME TABLE Students TO Learners;
\ No newline at end of file
diff --git a/answers/exercise2.sql b/answers/exercise2.sql
index e69de29..c4ca3aa 100644
--- a/answers/exercise2.sql
+++ b/answers/exercise2.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE City LIKE 'a%' or City LIKE 'c%' or City LIKE 's%';
\ No newline at end of file
diff --git a/answers/exercise3.sql b/answers/exercise3.sql
index e69de29..84f16db 100644
--- a/answers/exercise3.sql
+++ b/answers/exercise3.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE City BETWEEN 'a%' AND 'f%';
\ No newline at end of file
diff --git a/answers/exercise4.sql b/answers/exercise4.sql
index e69de29..907291d 100644
--- a/answers/exercise4.sql
+++ b/answers/exercise4.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE City NOT LIKE 'a%' AND City NOT LIKE 'c%' AND City NOT LIKE 'f%';
\ No newline at end of file
diff --git a/answers/exercise5.sql b/answers/exercise5.sql
index e69de29..9891a28 100644
--- a/answers/exercise5.sql
+++ b/answers/exercise5.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE Country IN ('Sint Maarten', 'Haiti');
\ No newline at end of file
diff --git a/answers/exercise6.sql b/answers/exercise6.sql
index e69de29..9074ba8 100644
--- a/answers/exercise6.sql
+++ b/answers/exercise6.sql
@@ -0,0 +1 @@
+SELECT * FROM Students WHERE Country NOT IN ('Sint Maarten', 'Haiti');
\ No newline at end of file
diff --git a/answers/exercise7.sql b/answers/exercise7.sql
index e69de29..1873626 100644
--- a/answers/exercise7.sql
+++ b/answers/exercise7.sql
@@ -0,0 +1 @@
+SELECT * FROM Courses WHERE CreditHours BETWEEN 10 AND 20;
\ No newline at end of file
diff --git a/answers/exercise8.sql b/answers/exercise8.sql
index e69de29..dcdd679 100644
--- a/answers/exercise8.sql
+++ b/answers/exercise8.sql
@@ -0,0 +1 @@
+SELECT * FROM Courses WHERE CreditHours NOT BETWEEN 10 AND 20;
\ No newline at end of file
diff --git a/answers/exercise9.sql b/answers/exercise9.sql
index e69de29..b1da765 100644
--- a/answers/exercise9.sql
+++ b/answers/exercise9.sql
@@ -0,0 +1 @@
+SELECT * FROM Courses WHERE CourseName BETWEEN 'ColdFusion' AND 'Python' ORDER BY CourseName ASC;
\ No newline at end of file