Paul is playing a board game and rolls two number cubes. let a = {the sum of the number cubes is odd}, and let b = {the sum of the number cubes is divisible by 4}. list the outcomes in a ∪ b.

{4, 8, 12}

{3, 4, 5, 7, 8, 9, 11, 12}

{3, 5, 7, 9, 11}

{ }

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.