Answer: the first 3 are feminine and the last 2 are masculine.
Explanation:
When it says "la" or "las" is feminine. When it says "el" "Los" is masculine. Los is also used for mentioning multiple things like "los estudiantes". "los estudiantes"( the students) can mean both feminine and masculine, but the word "Los" is masculine. Hope it isn't too complicated to understand ._.
