Question

If T = {positive integers} and subset W = {5, 10, 15, 20, …}, what is W'?

{1, 2, 3, …}

{positive integers except those divisible by 5}

{5, 10, 15, 20, …}

{ }

Answer 1

If I remember correctly, W' is the complement of W, that means W' is the set of all the elements that do not belong to W.
Can you get the answer now?

Answer 2

Note that W is a set of positive integers that is divisible by 5.

Answer 3

*that are divisible

Answer 4

both of ur answers are correct