Each of the following sentences has three errors in grammar, capitalization, usage, or spelling. Write a correct version

[answerhappygod]

Each of the following sentences has three errors in grammar,
capitalization, usage, or spelling. Write a correct version for
each sentence. Avoid adding new phrases, starting new sentences, or
rewriting in your own words.
1) Among the oddly named towns in the United States are: What
Cheer, Iowa, Peculiar, Missouri, and Cheesecake, New Jersey.
2) After our supervisor and her returned from their meeting at
2:00 p.m., we were able to sort the customers names more
quickly.
3) 6 of the 18 workers in my department were fired, as a result
we had to work harder to achieve our goals.