3 freelancers required for editing/rewriting 50 texts of 100/200 words a week

Hello, I am looking for 3 copywriter/content writer to write 50 mini-articles each a week, each around 100 to 250 words. The topic revolves around business topics (various industries). The candidate must be comfortable rewriting articles based on 1, 2 or 3 differents sources.
In addition, the writer will be responsible for entering these articles into Wordpress. As part of each article, I will need a small image within the content. Writer must have excellent English language skills.
Technical vocabularies can be needed but no necessary.