Add example of Ternary Operator (#25553)

guide/english/ruby/ruby-conditionals/index.md

@@ -34,6 +34,8 @@ The above statement equal to the statement below
     ```
 ## Ternary Statement
 A ternary statement is used as a short conditional statement. It is written as follows
+   
+ *variable = condition ? true_result : false_result*
 *   ```ruby
     game = "won"
     fans = game == "won" ? "happy" : unhappy
@@ -52,4 +54,4 @@ A case statement is similar to an if/elsif/else statement
     else
       puts "This is not an apple or an orange"
     end
-    ```
+    ```