Amy is playing a board game and rolls two number cubes. let a = {the sume of the number cubes is odd}, and let b = {the sume of the number cubes is divisible by 3}. list the outcomes in a u b

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?