Maria needs to determine the lengths of the sides of a rectangle. she knows only the perimeter of the rectangle. she knows the formula for perimeter is 2l + 2w = p. which shows how maria can rewrite the equation to her find possible lengths and widths for any rectangle?

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?