Should I use the plural form of verb for each or the single form?
Example:
Each of them are used for different purposes.
Each of them is used for different purposes.
Should I use the plural form of verb for each or the single form?
Example:
Each of them are used for different purposes.
Each of them is used for different purposes.
When you say "each of them", you're referring to each individual in a group (them), so you should use a singular verb. That leaves two possibilities:
Each of them is used for different purposes.
and
Each of them is used for a different purpose.
These two sentences have different meanings. The first means that each room is itself used for multiple different purposes. The second sentence means that each room is used for a purpose that is different than those of the other rooms.
Each refers to every one of two or more people or things. You are thinking about them separately. It is followed by the verb in the singular.
Each answer is worth five points.
Each of the answers is worth five points.
But:
The answers are worth five points each.