diff --git a/Ruby/ruby-array-index-i.rb b/Ruby/ruby-array-index-i.rb
new file mode 100644
index 00000000..1d9d8e38
--- /dev/null
+++ b/Ruby/ruby-array-index-i.rb
@@ -0,0 +1,20 @@
+def element_at(arr, index)
+    # return the element of the Array variable `arr` at the position `index`
+    # arr.at(index) # or
+  return arr[index]
+end
+
+def inclusive_range(arr, start_pos, end_pos)
+    # return the elements of the Array variable `arr` between the start_pos and end_pos (both inclusive)
+  return arr[start_pos..end_pos]
+end
+
+def non_inclusive_range(arr, start_pos, end_pos)
+    # return the elements of the Array variable `arr`, start_pos inclusive and end_pos exclusive
+  return arr[start_pos...end_pos]
+end
+
+def start_and_length(arr, start_pos, length)
+    # return `length` elements of the Array variable `arr` starting from `start_pos`
+  return arr[start_pos, length]
+end