diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/.idea/SQL.LetsGetTogether.iml b/.idea/SQL.LetsGetTogether.iml
new file mode 100644
index 0000000..d6ebd48
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+++ b/.idea/SQL.LetsGetTogether.iml
@@ -0,0 +1,9 @@
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\ No newline at end of file
diff --git a/.idea/dbnavigator.xml b/.idea/dbnavigator.xml
new file mode 100644
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--- /dev/null
+++ b/.idea/dbnavigator.xml
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\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..639900d
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+
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\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..a731dc1
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
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\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
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\ No newline at end of file
diff --git a/answers/exercise1.sql b/answers/exercise1.sql
index e69de29..3923a6d 100644
--- a/answers/exercise1.sql
+++ b/answers/exercise1.sql
@@ -0,0 +1,4 @@
+SELECT *
+FROM Enrolments e
+LEFT JOIN Students s
+ON e.Student_ID = s.Student_ID;
\ No newline at end of file
diff --git a/answers/exercise2.sql b/answers/exercise2.sql
index e69de29..8eded48 100644
--- a/answers/exercise2.sql
+++ b/answers/exercise2.sql
@@ -0,0 +1,4 @@
+SELECT *
+FROM Enrolments e
+JOIN Students s
+ON e.Student_ID = s.Student_ID;
\ No newline at end of file
diff --git a/answers/exercise3.sql b/answers/exercise3.sql
index e69de29..18257a3 100644
--- a/answers/exercise3.sql
+++ b/answers/exercise3.sql
@@ -0,0 +1,4 @@
+SELECT *
+FROM Enrolments e
+RIGHT JOIN students s
+ON e.Student_ID = s.Student_ID;
\ No newline at end of file
diff --git a/answers/exercise4.sql b/answers/exercise4.sql
index e69de29..e343263 100644
--- a/answers/exercise4.sql
+++ b/answers/exercise4.sql
@@ -0,0 +1,3 @@
+SELECT Country, COUNT(*)
+FROM Students
+GROUP BY Country;
diff --git a/answers/exercise5.sql b/answers/exercise5.sql
index e69de29..cfa603f 100644
--- a/answers/exercise5.sql
+++ b/answers/exercise5.sql
@@ -0,0 +1,4 @@
+SELECT Country, COUNT(*)
+FROM Students
+GROUP BY Country
+ORDER BY COUNT(*);
\ No newline at end of file
diff --git a/answers/exercise6.sql b/answers/exercise6.sql
index e69de29..743544f 100644
--- a/answers/exercise6.sql
+++ b/answers/exercise6.sql
@@ -0,0 +1,5 @@
+SELECT Country, COUNT(*)
+FROM Students
+GROUP BY Country
+ORDER BY COUNT(*)
+HAVING COUNT(*) > 10;
\ No newline at end of file