Please revise the following sentences by adding commas or semicolons where they are needed. Also, offer your explanation for why you added the commas or semicolons.

1. The waiter ignored the rude obnoxious customer.

Rewritten sentence:

Reason for punctuation:

2. If you want to lose weight and keep it off, try a good diet, if you are serious about your goal, you should be successful.

Rewritten sentence:

Reason for punctuation:

3. Joey ate all of his peas but he refused to eat his lima beans. Rewritten sentence:

Reason for punctuation: