Question

Which of the following is a subset of the set
A: {integers divisible by 3 from 1 to 25}

{24, 27, 30, 33}

{integers divisible by 6 from 1 to 36}

{6, 9, 12, 15}

{0, 3, 6, 9 …}

My answer is {0, 3, 6, 9 …}
Am I right? :)

Answer 1

I'm afraid you're not - the set A is {3,6,9,12,15,18,21,24}. See which one is contained in that set.

Answer 2

{6, 9, 12, 15} ?

Answer 3

Yup.

Answer 4

Thank you so much! :)