A store is having a 20%-off sale on all hats. Katie can spend up to $30.00 on a hat. This situation can be represented by the inequality x − 0.2x ≤ 30, where x represents the original price of a hat. Which of the following expressions is not another way to represent the situation? A. x ≤ 30
B. 0.8x ≤ 30
C. (1 − 0.02)x ≤ 30
D. (1 − 0.2)x ≤ 30

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?