You can buy sunflower seeds at the farmers market for $1.40 per pound, but you have to buy the plastic container for $0.75. Write an equation to model the cost, y, of x pounds of sunflower seeds. Use the equation to determine how pounds you bought if you spent $5.60.

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?