A game of bingo starts with 80 balls in the hopper, and each bingo card has 24 spaces, not counting the free space. Suppose Marli has marked 7 spaces on her card, and 66 balls remain in the hopper. What is the probability the next ball drawn is a number on Marli's card?

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?