fix(curriculum): update examples in lecture-working-with-loops-and-sequences (freeCodeCamp#64379)

Author: pdtrang

curriculum/challenges/english/blocks/lecture-working-with-loops-and-sequences/6839e38cdf93ee5a00c79676.md

@@ -56,22 +56,22 @@ print(numbers) # [1, 2, 2.5, 3, 4, 5]
 
 The following code will insert the number `2.5` at index `2` in the `numbers` list.
 
-If you want to remove an element from a list, you can use the `remove()` method. Here is an example of using the `remove()` method to remove a duplicate number from a `numbers` list:
+If you want to remove an element from a list, you can use the `remove()` method. The `remove()` method takes the value of the element to remove as an argument:
 
 ```py
-numbers = [1, 2, 3, 4, 5, 5]
-numbers.remove(5)
+numbers = [10, 20, 30, 40, 50, 50]
+numbers.remove(50)
 
-print(numbers) # [1, 2, 3, 4, 5]
+print(numbers) # [10, 20, 30, 40, 50]
 ```
 
 It is important to note that this method will only remove the first occurrence of an item. Not all of them:
 
 ```py
-numbers = [1, 2, 3, 4, 5, 5, 5]
-numbers.remove(5)
+numbers = [10, 20, 30, 40, 50, 50, 50]
+numbers.remove(50)
 
-print(numbers) # [1, 2, 3, 4, 5, 5]
+print(numbers) # [10, 20, 30, 40, 50, 50]
 ```
 
 To remove an element at a specific index in the list, you can use the `pop()` method like this: